Home / 1,182.80-1,772.76-1,036.16

Finding the Fourth Proportional to 1,182.80, 1,772.76 and 1,036.16

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Solution

The fourth proportional to 1,182.80, 1,772.76 and 1,036.16 is: 1,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.80 : 1,772.76 = 1,036.16 : x
  2. Step 2: Convert to fraction form
    1,182.80/1,772.76 = 1,036.16/x
  3. Step 3: Cross multiply
    1,182.80x = 1,772.76 × 1,036.16
  4. Step 4: Simplify right side
    1,182.80x = 1,836,863.00
  5. Step 5: Solve for x
    x = 1,836,863.00/1,182.80
  6. Step 6: Final answer
    x = 1,552.98

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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.