Home / 7,587.27-11,382.93-4,302.72

Finding the Fourth Proportional to 7,587.27, 11,382.93 and 4,302.72

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Solution

The fourth proportional to 7,587.27, 11,382.93 and 4,302.72 is: 6,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.27 : 11,382.93 = 4,302.72 : x
  2. Step 2: Convert to fraction form
    7,587.27/11,382.93 = 4,302.72/x
  3. Step 3: Cross multiply
    7,587.27x = 11,382.93 × 4,302.72
  4. Step 4: Simplify right side
    7,587.27x = 48,977,560.57
  5. Step 5: Solve for x
    x = 48,977,560.57/7,587.27
  6. Step 6: Final answer
    x = 6,455.23

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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.