Home / 12,512.16-17,269.07-7,210.17

Finding the Fourth Proportional to 12,512.16, 17,269.07 and 7,210.17

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Solution

The fourth proportional to 12,512.16, 17,269.07 and 7,210.17 is: 9,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,512.16 : 17,269.07 = 7,210.17 : x
  2. Step 2: Convert to fraction form
    12,512.16/17,269.07 = 7,210.17/x
  3. Step 3: Cross multiply
    12,512.16x = 17,269.07 × 7,210.17
  4. Step 4: Simplify right side
    12,512.16x = 124,512,894.39
  5. Step 5: Solve for x
    x = 124,512,894.39/12,512.16
  6. Step 6: Final answer
    x = 9,951.35

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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.