Home / 6,124.80-9,176.40-5,023.20

Finding the Fourth Proportional to 6,124.80, 9,176.40 and 5,023.20

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Solution

The fourth proportional to 6,124.80, 9,176.40 and 5,023.20 is: 7,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.80 : 9,176.40 = 5,023.20 : x
  2. Step 2: Convert to fraction form
    6,124.80/9,176.40 = 5,023.20/x
  3. Step 3: Cross multiply
    6,124.80x = 9,176.40 × 5,023.20
  4. Step 4: Simplify right side
    6,124.80x = 46,094,892.48
  5. Step 5: Solve for x
    x = 46,094,892.48/6,124.80
  6. Step 6: Final answer
    x = 7,525.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.