Home / 1,589.54-2,192.61-1,148.42

Finding the Fourth Proportional to 1,589.54, 2,192.61 and 1,148.42

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Solution

The fourth proportional to 1,589.54, 2,192.61 and 1,148.42 is: 1,584.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.54 : 2,192.61 = 1,148.42 : x
  2. Step 2: Convert to fraction form
    1,589.54/2,192.61 = 1,148.42/x
  3. Step 3: Cross multiply
    1,589.54x = 2,192.61 × 1,148.42
  4. Step 4: Simplify right side
    1,589.54x = 2,518,037.18
  5. Step 5: Solve for x
    x = 2,518,037.18/1,589.54
  6. Step 6: Final answer
    x = 1,584.13

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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.