Home / 9,117.14-12,584.38-5,341.13

Finding the Fourth Proportional to 9,117.14, 12,584.38 and 5,341.13

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Solution

The fourth proportional to 9,117.14, 12,584.38 and 5,341.13 is: 7,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.14 : 12,584.38 = 5,341.13 : x
  2. Step 2: Convert to fraction form
    9,117.14/12,584.38 = 5,341.13/x
  3. Step 3: Cross multiply
    9,117.14x = 12,584.38 × 5,341.13
  4. Step 4: Simplify right side
    9,117.14x = 67,214,746.63
  5. Step 5: Solve for x
    x = 67,214,746.63/9,117.14
  6. Step 6: Final answer
    x = 7,372.35

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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.