Home / 8,851.84-12,216.96-5,127.04

Finding the Fourth Proportional to 8,851.84, 12,216.96 and 5,127.04

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Solution

The fourth proportional to 8,851.84, 12,216.96 and 5,127.04 is: 7,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.84 : 12,216.96 = 5,127.04 : x
  2. Step 2: Convert to fraction form
    8,851.84/12,216.96 = 5,127.04/x
  3. Step 3: Cross multiply
    8,851.84x = 12,216.96 × 5,127.04
  4. Step 4: Simplify right side
    8,851.84x = 62,636,842.60
  5. Step 5: Solve for x
    x = 62,636,842.60/8,851.84
  6. Step 6: Final answer
    x = 7,076.14

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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.