Home / 2,260.04-3,390.28-874.02

Finding the Fourth Proportional to 2,260.04, 3,390.28 and 874.02

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Solution

The fourth proportional to 2,260.04, 3,390.28 and 874.02 is: 1,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.04 : 3,390.28 = 874.02 : x
  2. Step 2: Convert to fraction form
    2,260.04/3,390.28 = 874.02/x
  3. Step 3: Cross multiply
    2,260.04x = 3,390.28 × 874.02
  4. Step 4: Simplify right side
    2,260.04x = 2,963,172.53
  5. Step 5: Solve for x
    x = 2,963,172.53/2,260.04
  6. Step 6: Final answer
    x = 1,311.12

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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.