Home / 11,352.01-15,663.23-6,875.68

Finding the Fourth Proportional to 11,352.01, 15,663.23 and 6,875.68

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Solution

The fourth proportional to 11,352.01, 15,663.23 and 6,875.68 is: 9,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.01 : 15,663.23 = 6,875.68 : x
  2. Step 2: Convert to fraction form
    11,352.01/15,663.23 = 6,875.68/x
  3. Step 3: Cross multiply
    11,352.01x = 15,663.23 × 6,875.68
  4. Step 4: Simplify right side
    11,352.01x = 107,695,357.25
  5. Step 5: Solve for x
    x = 107,695,357.25/11,352.01
  6. Step 6: Final answer
    x = 9,486.90

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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.