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Finding the Fourth Proportional to 8,713.17, 12,024.28 and 4,734.34

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Solution

The fourth proportional to 8,713.17, 12,024.28 and 4,734.34 is: 6,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.17 : 12,024.28 = 4,734.34 : x
  2. Step 2: Convert to fraction form
    8,713.17/12,024.28 = 4,734.34/x
  3. Step 3: Cross multiply
    8,713.17x = 12,024.28 × 4,734.34
  4. Step 4: Simplify right side
    8,713.17x = 56,927,017.94
  5. Step 5: Solve for x
    x = 56,927,017.94/8,713.17
  6. Step 6: Final answer
    x = 6,533.44

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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.