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Finding the Fourth Proportional to 8,754.17, 13,125.06 and 4,368.51

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Solution

The fourth proportional to 8,754.17, 13,125.06 and 4,368.51 is: 6,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.17 : 13,125.06 = 4,368.51 : x
  2. Step 2: Convert to fraction form
    8,754.17/13,125.06 = 4,368.51/x
  3. Step 3: Cross multiply
    8,754.17x = 13,125.06 × 4,368.51
  4. Step 4: Simplify right side
    8,754.17x = 57,336,955.86
  5. Step 5: Solve for x
    x = 57,336,955.86/8,754.17
  6. Step 6: Final answer
    x = 6,549.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.