Home / 7,354.90-11,032.30-2,972.30

Finding the Fourth Proportional to 7,354.90, 11,032.30 and 2,972.30

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Solution

The fourth proportional to 7,354.90, 11,032.30 and 2,972.30 is: 4,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.90 : 11,032.30 = 2,972.30 : x
  2. Step 2: Convert to fraction form
    7,354.90/11,032.30 = 2,972.30/x
  3. Step 3: Cross multiply
    7,354.90x = 11,032.30 × 2,972.30
  4. Step 4: Simplify right side
    7,354.90x = 32,791,253.84
  5. Step 5: Solve for x
    x = 32,791,253.84/7,354.90
  6. Step 6: Final answer
    x = 4,458.42

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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.