Home / 9,700.44-13,387.60-5,722.84

Finding the Fourth Proportional to 9,700.44, 13,387.60 and 5,722.84

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Solution

The fourth proportional to 9,700.44, 13,387.60 and 5,722.84 is: 7,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,700.44 : 13,387.60 = 5,722.84 : x
  2. Step 2: Convert to fraction form
    9,700.44/13,387.60 = 5,722.84/x
  3. Step 3: Cross multiply
    9,700.44x = 13,387.60 × 5,722.84
  4. Step 4: Simplify right side
    9,700.44x = 76,615,092.78
  5. Step 5: Solve for x
    x = 76,615,092.78/9,700.44
  6. Step 6: Final answer
    x = 7,898.10

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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.