Home / 7,671.95-10,587.39-4,528.13

Finding the Fourth Proportional to 7,671.95, 10,587.39 and 4,528.13

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Solution

The fourth proportional to 7,671.95, 10,587.39 and 4,528.13 is: 6,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.95 : 10,587.39 = 4,528.13 : x
  2. Step 2: Convert to fraction form
    7,671.95/10,587.39 = 4,528.13/x
  3. Step 3: Cross multiply
    7,671.95x = 10,587.39 × 4,528.13
  4. Step 4: Simplify right side
    7,671.95x = 47,941,078.28
  5. Step 5: Solve for x
    x = 47,941,078.28/7,671.95
  6. Step 6: Final answer
    x = 6,248.88

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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.