Home / 5,598.40-7,726.08-3,114.56

Finding the Fourth Proportional to 5,598.40, 7,726.08 and 3,114.56

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Solution

The fourth proportional to 5,598.40, 7,726.08 and 3,114.56 is: 4,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.40 : 7,726.08 = 3,114.56 : x
  2. Step 2: Convert to fraction form
    5,598.40/7,726.08 = 3,114.56/x
  3. Step 3: Cross multiply
    5,598.40x = 7,726.08 × 3,114.56
  4. Step 4: Simplify right side
    5,598.40x = 24,063,339.72
  5. Step 5: Solve for x
    x = 24,063,339.72/5,598.40
  6. Step 6: Final answer
    x = 4,298.25

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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.