Home / 1,707.24-2,366.85-1,647.18

Finding the Fourth Proportional to 1,707.24, 2,366.85 and 1,647.18

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Solution

The fourth proportional to 1,707.24, 2,366.85 and 1,647.18 is: 2,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.24 : 2,366.85 = 1,647.18 : x
  2. Step 2: Convert to fraction form
    1,707.24/2,366.85 = 1,647.18/x
  3. Step 3: Cross multiply
    1,707.24x = 2,366.85 × 1,647.18
  4. Step 4: Simplify right side
    1,707.24x = 3,898,627.98
  5. Step 5: Solve for x
    x = 3,898,627.98/1,707.24
  6. Step 6: Final answer
    x = 2,283.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.