Home / 1,466.30-2,023.38-803.12

Finding the Fourth Proportional to 1,466.30, 2,023.38 and 803.12

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Solution

The fourth proportional to 1,466.30, 2,023.38 and 803.12 is: 1,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.30 : 2,023.38 = 803.12 : x
  2. Step 2: Convert to fraction form
    1,466.30/2,023.38 = 803.12/x
  3. Step 3: Cross multiply
    1,466.30x = 2,023.38 × 803.12
  4. Step 4: Simplify right side
    1,466.30x = 1,625,006.83
  5. Step 5: Solve for x
    x = 1,625,006.83/1,466.30
  6. Step 6: Final answer
    x = 1,108.23

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1.5x scale

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.