Home / 9,639.04-14,458.56-2,712.64

Finding the Fourth Proportional to 9,639.04, 14,458.56 and 2,712.64

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Solution

The fourth proportional to 9,639.04, 14,458.56 and 2,712.64 is: 4,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.04 : 14,458.56 = 2,712.64 : x
  2. Step 2: Convert to fraction form
    9,639.04/14,458.56 = 2,712.64/x
  3. Step 3: Cross multiply
    9,639.04x = 14,458.56 × 2,712.64
  4. Step 4: Simplify right side
    9,639.04x = 39,220,868.20
  5. Step 5: Solve for x
    x = 39,220,868.20/9,639.04
  6. Step 6: Final answer
    x = 4,068.96

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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.