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Finding the Fourth Proportional to 9,880.08, 14,878.56 and 8,597.04

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Solution

The fourth proportional to 9,880.08, 14,878.56 and 8,597.04 is: 12,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880.08 : 14,878.56 = 8,597.04 : x
  2. Step 2: Convert to fraction form
    9,880.08/14,878.56 = 8,597.04/x
  3. Step 3: Cross multiply
    9,880.08x = 14,878.56 × 8,597.04
  4. Step 4: Simplify right side
    9,880.08x = 127,911,575.46
  5. Step 5: Solve for x
    x = 127,911,575.46/9,880.08
  6. Step 6: Final answer
    x = 12,946.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.