Home / 9,051.19-12,490.65-5,907.38

Finding the Fourth Proportional to 9,051.19, 12,490.65 and 5,907.38

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Solution

The fourth proportional to 9,051.19, 12,490.65 and 5,907.38 is: 8,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.19 : 12,490.65 = 5,907.38 : x
  2. Step 2: Convert to fraction form
    9,051.19/12,490.65 = 5,907.38/x
  3. Step 3: Cross multiply
    9,051.19x = 12,490.65 × 5,907.38
  4. Step 4: Simplify right side
    9,051.19x = 73,786,953.54
  5. Step 5: Solve for x
    x = 73,786,953.54/9,051.19
  6. Step 6: Final answer
    x = 8,152.18

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Half scale
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Double scale
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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.