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Finding the Fourth Proportional to 8,880.35, 12,254.81 and 4,901.46

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Solution

The fourth proportional to 8,880.35, 12,254.81 and 4,901.46 is: 6,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.35 : 12,254.81 = 4,901.46 : x
  2. Step 2: Convert to fraction form
    8,880.35/12,254.81 = 4,901.46/x
  3. Step 3: Cross multiply
    8,880.35x = 12,254.81 × 4,901.46
  4. Step 4: Simplify right side
    8,880.35x = 60,066,436.52
  5. Step 5: Solve for x
    x = 60,066,436.52/8,880.35
  6. Step 6: Final answer
    x = 6,763.98

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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.