Home / 7,966.02-10,992.99-4,429.17

Finding the Fourth Proportional to 7,966.02, 10,992.99 and 4,429.17

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Solution

The fourth proportional to 7,966.02, 10,992.99 and 4,429.17 is: 6,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.02 : 10,992.99 = 4,429.17 : x
  2. Step 2: Convert to fraction form
    7,966.02/10,992.99 = 4,429.17/x
  3. Step 3: Cross multiply
    7,966.02x = 10,992.99 × 4,429.17
  4. Step 4: Simplify right side
    7,966.02x = 48,689,821.52
  5. Step 5: Solve for x
    x = 48,689,821.52/7,966.02
  6. Step 6: Final answer
    x = 6,112.19

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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.