Home / 5,000.16-6,891.84-4,581.76

Finding the Fourth Proportional to 5,000.16, 6,891.84 and 4,581.76

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Solution

The fourth proportional to 5,000.16, 6,891.84 and 4,581.76 is: 6,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.16 : 6,891.84 = 4,581.76 : x
  2. Step 2: Convert to fraction form
    5,000.16/6,891.84 = 4,581.76/x
  3. Step 3: Cross multiply
    5,000.16x = 6,891.84 × 4,581.76
  4. Step 4: Simplify right side
    5,000.16x = 31,576,756.84
  5. Step 5: Solve for x
    x = 31,576,756.84/5,000.16
  6. Step 6: Final answer
    x = 6,315.15

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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.