Home / 1,656.04-2,282.70-1,131.16

Finding the Fourth Proportional to 1,656.04, 2,282.70 and 1,131.16

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Solution

The fourth proportional to 1,656.04, 2,282.70 and 1,131.16 is: 1,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.04 : 2,282.70 = 1,131.16 : x
  2. Step 2: Convert to fraction form
    1,656.04/2,282.70 = 1,131.16/x
  3. Step 3: Cross multiply
    1,656.04x = 2,282.70 × 1,131.16
  4. Step 4: Simplify right side
    1,656.04x = 2,582,098.93
  5. Step 5: Solve for x
    x = 2,582,098.93/1,656.04
  6. Step 6: Final answer
    x = 1,559.20

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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.