Home / 11,350.16-15,663.36-6,382.16

Finding the Fourth Proportional to 11,350.16, 15,663.36 and 6,382.16

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Solution

The fourth proportional to 11,350.16, 15,663.36 and 6,382.16 is: 8,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.16 : 15,663.36 = 6,382.16 : x
  2. Step 2: Convert to fraction form
    11,350.16/15,663.36 = 6,382.16/x
  3. Step 3: Cross multiply
    11,350.16x = 15,663.36 × 6,382.16
  4. Step 4: Simplify right side
    11,350.16x = 99,966,069.66
  5. Step 5: Solve for x
    x = 99,966,069.66/11,350.16
  6. Step 6: Final answer
    x = 8,807.46

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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.