Home / 2,901.02-4,351.11-926.87

Finding the Fourth Proportional to 2,901.02, 4,351.11 and 926.87

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Solution

The fourth proportional to 2,901.02, 4,351.11 and 926.87 is: 1,390.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.02 : 4,351.11 = 926.87 : x
  2. Step 2: Convert to fraction form
    2,901.02/4,351.11 = 926.87/x
  3. Step 3: Cross multiply
    2,901.02x = 4,351.11 × 926.87
  4. Step 4: Simplify right side
    2,901.02x = 4,032,915.18
  5. Step 5: Solve for x
    x = 4,032,915.18/2,901.02
  6. Step 6: Final answer
    x = 1,390.17

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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.