Home / 11,476.08-15,831.13-7,499.52

Finding the Fourth Proportional to 11,476.08, 15,831.13 and 7,499.52

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Solution

The fourth proportional to 11,476.08, 15,831.13 and 7,499.52 is: 10,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.08 : 15,831.13 = 7,499.52 : x
  2. Step 2: Convert to fraction form
    11,476.08/15,831.13 = 7,499.52/x
  3. Step 3: Cross multiply
    11,476.08x = 15,831.13 × 7,499.52
  4. Step 4: Simplify right side
    11,476.08x = 118,725,876.06
  5. Step 5: Solve for x
    x = 118,725,876.06/11,476.08
  6. Step 6: Final answer
    x = 10,345.51

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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.