Home / 9,640.16-13,306.04-6,982.52

Finding the Fourth Proportional to 9,640.16, 13,306.04 and 6,982.52

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Solution

The fourth proportional to 9,640.16, 13,306.04 and 6,982.52 is: 9,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.16 : 13,306.04 = 6,982.52 : x
  2. Step 2: Convert to fraction form
    9,640.16/13,306.04 = 6,982.52/x
  3. Step 3: Cross multiply
    9,640.16x = 13,306.04 × 6,982.52
  4. Step 4: Simplify right side
    9,640.16x = 92,909,690.42
  5. Step 5: Solve for x
    x = 92,909,690.42/9,640.16
  6. Step 6: Final answer
    x = 9,637.77

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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.