Home / 9,817.66-13,552.32-6,675.76

Finding the Fourth Proportional to 9,817.66, 13,552.32 and 6,675.76

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Solution

The fourth proportional to 9,817.66, 13,552.32 and 6,675.76 is: 9,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.66 : 13,552.32 = 6,675.76 : x
  2. Step 2: Convert to fraction form
    9,817.66/13,552.32 = 6,675.76/x
  3. Step 3: Cross multiply
    9,817.66x = 13,552.32 × 6,675.76
  4. Step 4: Simplify right side
    9,817.66x = 90,472,035.76
  5. Step 5: Solve for x
    x = 90,472,035.76/9,817.66
  6. Step 6: Final answer
    x = 9,215.23

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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.