Home / 9,045.12-13,559.04-5,748

Finding the Fourth Proportional to 9,045.12, 13,559.04 and 5,748

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Solution

The fourth proportional to 9,045.12, 13,559.04 and 5,748 is: 8,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.12 : 13,559.04 = 5,748 : x
  2. Step 2: Convert to fraction form
    9,045.12/13,559.04 = 5,748/x
  3. Step 3: Cross multiply
    9,045.12x = 13,559.04 × 5,748
  4. Step 4: Simplify right side
    9,045.12x = 77,937,361.92
  5. Step 5: Solve for x
    x = 77,937,361.92/9,045.12
  6. Step 6: Final answer
    x = 8,616.51

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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.