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Finding the Fourth Proportional to 8,594.64, 12,892.32 and 2,752.08

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Solution

The fourth proportional to 8,594.64, 12,892.32 and 2,752.08 is: 4,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.64 : 12,892.32 = 2,752.08 : x
  2. Step 2: Convert to fraction form
    8,594.64/12,892.32 = 2,752.08/x
  3. Step 3: Cross multiply
    8,594.64x = 12,892.32 × 2,752.08
  4. Step 4: Simplify right side
    8,594.64x = 35,480,696.03
  5. Step 5: Solve for x
    x = 35,480,696.03/8,594.64
  6. Step 6: Final answer
    x = 4,128.24

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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.