Home / 7,504.20-11,280.60-6,062.40

Finding the Fourth Proportional to 7,504.20, 11,280.60 and 6,062.40

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Solution

The fourth proportional to 7,504.20, 11,280.60 and 6,062.40 is: 9,113.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.20 : 11,280.60 = 6,062.40 : x
  2. Step 2: Convert to fraction form
    7,504.20/11,280.60 = 6,062.40/x
  3. Step 3: Cross multiply
    7,504.20x = 11,280.60 × 6,062.40
  4. Step 4: Simplify right side
    7,504.20x = 68,387,509.44
  5. Step 5: Solve for x
    x = 68,387,509.44/7,504.20
  6. Step 6: Final answer
    x = 9,113.23

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1.5x scale

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.