Home / 2,370.32-3,555.56-983.88

Finding the Fourth Proportional to 2,370.32, 3,555.56 and 983.88

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Solution

The fourth proportional to 2,370.32, 3,555.56 and 983.88 is: 1,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.32 : 3,555.56 = 983.88 : x
  2. Step 2: Convert to fraction form
    2,370.32/3,555.56 = 983.88/x
  3. Step 3: Cross multiply
    2,370.32x = 3,555.56 × 983.88
  4. Step 4: Simplify right side
    2,370.32x = 3,498,244.37
  5. Step 5: Solve for x
    x = 3,498,244.37/2,370.32
  6. Step 6: Final answer
    x = 1,475.85

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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.