Home / 4,287.12-5,916.28-2,518.76

Finding the Fourth Proportional to 4,287.12, 5,916.28 and 2,518.76

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Solution

The fourth proportional to 4,287.12, 5,916.28 and 2,518.76 is: 3,475.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.12 : 5,916.28 = 2,518.76 : x
  2. Step 2: Convert to fraction form
    4,287.12/5,916.28 = 2,518.76/x
  3. Step 3: Cross multiply
    4,287.12x = 5,916.28 × 2,518.76
  4. Step 4: Simplify right side
    4,287.12x = 14,901,689.41
  5. Step 5: Solve for x
    x = 14,901,689.41/4,287.12
  6. Step 6: Final answer
    x = 3,475.92

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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.