Home / 1,650.10-2,475.15-1,569.10

Finding the Fourth Proportional to 1,650.10, 2,475.15 and 1,569.10

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Solution

The fourth proportional to 1,650.10, 2,475.15 and 1,569.10 is: 2,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650.10 : 2,475.15 = 1,569.10 : x
  2. Step 2: Convert to fraction form
    1,650.10/2,475.15 = 1,569.10/x
  3. Step 3: Cross multiply
    1,650.10x = 2,475.15 × 1,569.10
  4. Step 4: Simplify right side
    1,650.10x = 3,883,757.87
  5. Step 5: Solve for x
    x = 3,883,757.87/1,650.10
  6. Step 6: Final answer
    x = 2,353.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.