Home / 7,060.48-9,753.60-5,642.31

Finding the Fourth Proportional to 7,060.48, 9,753.60 and 5,642.31

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Solution

The fourth proportional to 7,060.48, 9,753.60 and 5,642.31 is: 7,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.48 : 9,753.60 = 5,642.31 : x
  2. Step 2: Convert to fraction form
    7,060.48/9,753.60 = 5,642.31/x
  3. Step 3: Cross multiply
    7,060.48x = 9,753.60 × 5,642.31
  4. Step 4: Simplify right side
    7,060.48x = 55,032,771.94
  5. Step 5: Solve for x
    x = 55,032,771.94/7,060.48
  6. Step 6: Final answer
    x = 7,794.48

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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.