Home / 7,587.18-10,471.05-4,602.78

Finding the Fourth Proportional to 7,587.18, 10,471.05 and 4,602.78

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Solution

The fourth proportional to 7,587.18, 10,471.05 and 4,602.78 is: 6,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.18 : 10,471.05 = 4,602.78 : x
  2. Step 2: Convert to fraction form
    7,587.18/10,471.05 = 4,602.78/x
  3. Step 3: Cross multiply
    7,587.18x = 10,471.05 × 4,602.78
  4. Step 4: Simplify right side
    7,587.18x = 48,195,939.52
  5. Step 5: Solve for x
    x = 48,195,939.52/7,587.18
  6. Step 6: Final answer
    x = 6,352.29

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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.