Home / 1,601.87-2,210.42-1,182.45

Finding the Fourth Proportional to 1,601.87, 2,210.42 and 1,182.45

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Solution

The fourth proportional to 1,601.87, 2,210.42 and 1,182.45 is: 1,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.87 : 2,210.42 = 1,182.45 : x
  2. Step 2: Convert to fraction form
    1,601.87/2,210.42 = 1,182.45/x
  3. Step 3: Cross multiply
    1,601.87x = 2,210.42 × 1,182.45
  4. Step 4: Simplify right side
    1,601.87x = 2,613,711.13
  5. Step 5: Solve for x
    x = 2,613,711.13/1,601.87
  6. Step 6: Final answer
    x = 1,631.66

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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.