Home / 9,637.20-14,442.30-7,666.20

Finding the Fourth Proportional to 9,637.20, 14,442.30 and 7,666.20

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Solution

The fourth proportional to 9,637.20, 14,442.30 and 7,666.20 is: 11,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.20 : 14,442.30 = 7,666.20 : x
  2. Step 2: Convert to fraction form
    9,637.20/14,442.30 = 7,666.20/x
  3. Step 3: Cross multiply
    9,637.20x = 14,442.30 × 7,666.20
  4. Step 4: Simplify right side
    9,637.20x = 110,717,560.26
  5. Step 5: Solve for x
    x = 110,717,560.26/9,637.20
  6. Step 6: Final answer
    x = 11,488.56

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1.5x scale

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.