Home / 9,585.90-13,228.80-5,606.88

Finding the Fourth Proportional to 9,585.90, 13,228.80 and 5,606.88

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Solution

The fourth proportional to 9,585.90, 13,228.80 and 5,606.88 is: 7,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,585.90 : 13,228.80 = 5,606.88 : x
  2. Step 2: Convert to fraction form
    9,585.90/13,228.80 = 5,606.88/x
  3. Step 3: Cross multiply
    9,585.90x = 13,228.80 × 5,606.88
  4. Step 4: Simplify right side
    9,585.90x = 74,172,294.14
  5. Step 5: Solve for x
    x = 74,172,294.14/9,585.90
  6. Step 6: Final answer
    x = 7,737.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.