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Finding the Fourth Proportional to 12,510.95, 17,264.93 and 6,845.58

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Solution

The fourth proportional to 12,510.95, 17,264.93 and 6,845.58 is: 9,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.95 : 17,264.93 = 6,845.58 : x
  2. Step 2: Convert to fraction form
    12,510.95/17,264.93 = 6,845.58/x
  3. Step 3: Cross multiply
    12,510.95x = 17,264.93 × 6,845.58
  4. Step 4: Simplify right side
    12,510.95x = 118,188,425.28
  5. Step 5: Solve for x
    x = 118,188,425.28/12,510.95
  6. Step 6: Final answer
    x = 9,446.80

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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.