Home / 9,055.62-12,497.08-5,278.17

Finding the Fourth Proportional to 9,055.62, 12,497.08 and 5,278.17

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Solution

The fourth proportional to 9,055.62, 12,497.08 and 5,278.17 is: 7,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.62 : 12,497.08 = 5,278.17 : x
  2. Step 2: Convert to fraction form
    9,055.62/12,497.08 = 5,278.17/x
  3. Step 3: Cross multiply
    9,055.62x = 12,497.08 × 5,278.17
  4. Step 4: Simplify right side
    9,055.62x = 65,961,686.35
  5. Step 5: Solve for x
    x = 65,961,686.35/9,055.62
  6. Step 6: Final answer
    x = 7,284.06

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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.