Home / 2,271.04-3,400.80-1,114

Finding the Fourth Proportional to 2,271.04, 3,400.80 and 1,114

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Solution

The fourth proportional to 2,271.04, 3,400.80 and 1,114 is: 1,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.04 : 3,400.80 = 1,114 : x
  2. Step 2: Convert to fraction form
    2,271.04/3,400.80 = 1,114/x
  3. Step 3: Cross multiply
    2,271.04x = 3,400.80 × 1,114
  4. Step 4: Simplify right side
    2,271.04x = 3,788,491.20
  5. Step 5: Solve for x
    x = 3,788,491.20/2,271.04
  6. Step 6: Final answer
    x = 1,668.17

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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.