Home / 1,777.14-2,452.41-1,031.16

Finding the Fourth Proportional to 1,777.14, 2,452.41 and 1,031.16

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Solution

The fourth proportional to 1,777.14, 2,452.41 and 1,031.16 is: 1,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777.14 : 2,452.41 = 1,031.16 : x
  2. Step 2: Convert to fraction form
    1,777.14/2,452.41 = 1,031.16/x
  3. Step 3: Cross multiply
    1,777.14x = 2,452.41 × 1,031.16
  4. Step 4: Simplify right side
    1,777.14x = 2,528,827.10
  5. Step 5: Solve for x
    x = 2,528,827.10/1,777.14
  6. Step 6: Final answer
    x = 1,422.98

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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.