Home / 9,055.72-12,497.14-5,076.76

Finding the Fourth Proportional to 9,055.72, 12,497.14 and 5,076.76

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Solution

The fourth proportional to 9,055.72, 12,497.14 and 5,076.76 is: 7,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.72 : 12,497.14 = 5,076.76 : x
  2. Step 2: Convert to fraction form
    9,055.72/12,497.14 = 5,076.76/x
  3. Step 3: Cross multiply
    9,055.72x = 12,497.14 × 5,076.76
  4. Step 4: Simplify right side
    9,055.72x = 63,444,980.47
  5. Step 5: Solve for x
    x = 63,444,980.47/9,055.72
  6. Step 6: Final answer
    x = 7,006.07

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Half scale
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Double scale
Find fourth proportional to 9,056.72, 12,498.52 and 5,077.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.