Home / 1,569.84-2,165.18-1,150.04

Finding the Fourth Proportional to 1,569.84, 2,165.18 and 1,150.04

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Solution

The fourth proportional to 1,569.84, 2,165.18 and 1,150.04 is: 1,586.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.84 : 2,165.18 = 1,150.04 : x
  2. Step 2: Convert to fraction form
    1,569.84/2,165.18 = 1,150.04/x
  3. Step 3: Cross multiply
    1,569.84x = 2,165.18 × 1,150.04
  4. Step 4: Simplify right side
    1,569.84x = 2,490,049.74
  5. Step 5: Solve for x
    x = 2,490,049.74/1,569.84
  6. Step 6: Final answer
    x = 1,586.18

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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.