Home / 4,869.40-7,304.10-4,359.10

Finding the Fourth Proportional to 4,869.40, 7,304.10 and 4,359.10

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Solution

The fourth proportional to 4,869.40, 7,304.10 and 4,359.10 is: 6,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.40 : 7,304.10 = 4,359.10 : x
  2. Step 2: Convert to fraction form
    4,869.40/7,304.10 = 4,359.10/x
  3. Step 3: Cross multiply
    4,869.40x = 7,304.10 × 4,359.10
  4. Step 4: Simplify right side
    4,869.40x = 31,839,302.31
  5. Step 5: Solve for x
    x = 31,839,302.31/4,869.40
  6. Step 6: Final answer
    x = 6,538.65

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Similar ratio
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1.5x scale

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.