Home / 5,610.16-7,743.21-3,220.52

Finding the Fourth Proportional to 5,610.16, 7,743.21 and 3,220.52

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Solution

The fourth proportional to 5,610.16, 7,743.21 and 3,220.52 is: 4,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.16 : 7,743.21 = 3,220.52 : x
  2. Step 2: Convert to fraction form
    5,610.16/7,743.21 = 3,220.52/x
  3. Step 3: Cross multiply
    5,610.16x = 7,743.21 × 3,220.52
  4. Step 4: Simplify right side
    5,610.16x = 24,937,111.88
  5. Step 5: Solve for x
    x = 24,937,111.88/5,610.16
  6. Step 6: Final answer
    x = 4,444.99

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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.