Home / 4,428.40-6,630.72-2,475.04

Finding the Fourth Proportional to 4,428.40, 6,630.72 and 2,475.04

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Solution

The fourth proportional to 4,428.40, 6,630.72 and 2,475.04 is: 3,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.40 : 6,630.72 = 2,475.04 : x
  2. Step 2: Convert to fraction form
    4,428.40/6,630.72 = 2,475.04/x
  3. Step 3: Cross multiply
    4,428.40x = 6,630.72 × 2,475.04
  4. Step 4: Simplify right side
    4,428.40x = 16,411,297.23
  5. Step 5: Solve for x
    x = 16,411,297.23/4,428.40
  6. Step 6: Final answer
    x = 3,705.92

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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.