Home / 10,399.08-15,602.50-6,242.08

Finding the Fourth Proportional to 10,399.08, 15,602.50 and 6,242.08

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Solution

The fourth proportional to 10,399.08, 15,602.50 and 6,242.08 is: 9,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.08 : 15,602.50 = 6,242.08 : x
  2. Step 2: Convert to fraction form
    10,399.08/15,602.50 = 6,242.08/x
  3. Step 3: Cross multiply
    10,399.08x = 15,602.50 × 6,242.08
  4. Step 4: Simplify right side
    10,399.08x = 97,392,053.20
  5. Step 5: Solve for x
    x = 97,392,053.20/10,399.08
  6. Step 6: Final answer
    x = 9,365.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.