Home / 1,700.15-2,344.30-1,069.90

Finding the Fourth Proportional to 1,700.15, 2,344.30 and 1,069.90

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Solution

The fourth proportional to 1,700.15, 2,344.30 and 1,069.90 is: 1,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.15 : 2,344.30 = 1,069.90 : x
  2. Step 2: Convert to fraction form
    1,700.15/2,344.30 = 1,069.90/x
  3. Step 3: Cross multiply
    1,700.15x = 2,344.30 × 1,069.90
  4. Step 4: Simplify right side
    1,700.15x = 2,508,158.03
  5. Step 5: Solve for x
    x = 2,508,158.03/1,700.15
  6. Step 6: Final answer
    x = 1,475.26

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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.