Home / 4,312.84-6,475.20-3,435.88

Finding the Fourth Proportional to 4,312.84, 6,475.20 and 3,435.88

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Solution

The fourth proportional to 4,312.84, 6,475.20 and 3,435.88 is: 5,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.84 : 6,475.20 = 3,435.88 : x
  2. Step 2: Convert to fraction form
    4,312.84/6,475.20 = 3,435.88/x
  3. Step 3: Cross multiply
    4,312.84x = 6,475.20 × 3,435.88
  4. Step 4: Simplify right side
    4,312.84x = 22,248,010.18
  5. Step 5: Solve for x
    x = 22,248,010.18/4,312.84
  6. Step 6: Final answer
    x = 5,158.55

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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.