Home / 8,397.48-12,597.58-2,851.32

Finding the Fourth Proportional to 8,397.48, 12,597.58 and 2,851.32

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Solution

The fourth proportional to 8,397.48, 12,597.58 and 2,851.32 is: 4,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.48 : 12,597.58 = 2,851.32 : x
  2. Step 2: Convert to fraction form
    8,397.48/12,597.58 = 2,851.32/x
  3. Step 3: Cross multiply
    8,397.48x = 12,597.58 × 2,851.32
  4. Step 4: Simplify right side
    8,397.48x = 35,919,731.81
  5. Step 5: Solve for x
    x = 35,919,731.81/8,397.48
  6. Step 6: Final answer
    x = 4,277.44

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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.