Home / 11,373.98-15,689.75-6,657.35

Finding the Fourth Proportional to 11,373.98, 15,689.75 and 6,657.35

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Solution

The fourth proportional to 11,373.98, 15,689.75 and 6,657.35 is: 9,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.98 : 15,689.75 = 6,657.35 : x
  2. Step 2: Convert to fraction form
    11,373.98/15,689.75 = 6,657.35/x
  3. Step 3: Cross multiply
    11,373.98x = 15,689.75 × 6,657.35
  4. Step 4: Simplify right side
    11,373.98x = 104,452,045.43
  5. Step 5: Solve for x
    x = 104,452,045.43/11,373.98
  6. Step 6: Final answer
    x = 9,183.42

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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.