Home / 5,554.32-8,332.02-1,856.88

Finding the Fourth Proportional to 5,554.32, 8,332.02 and 1,856.88

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Solution

The fourth proportional to 5,554.32, 8,332.02 and 1,856.88 is: 2,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.32 : 8,332.02 = 1,856.88 : x
  2. Step 2: Convert to fraction form
    5,554.32/8,332.02 = 1,856.88/x
  3. Step 3: Cross multiply
    5,554.32x = 8,332.02 × 1,856.88
  4. Step 4: Simplify right side
    5,554.32x = 15,471,561.30
  5. Step 5: Solve for x
    x = 15,471,561.30/5,554.32
  6. Step 6: Final answer
    x = 2,785.50

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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.