Home / 4,352.80-6,008.23-2,780.90

Finding the Fourth Proportional to 4,352.80, 6,008.23 and 2,780.90

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Solution

The fourth proportional to 4,352.80, 6,008.23 and 2,780.90 is: 3,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.80 : 6,008.23 = 2,780.90 : x
  2. Step 2: Convert to fraction form
    4,352.80/6,008.23 = 2,780.90/x
  3. Step 3: Cross multiply
    4,352.80x = 6,008.23 × 2,780.90
  4. Step 4: Simplify right side
    4,352.80x = 16,708,256.77
  5. Step 5: Solve for x
    x = 16,708,256.77/4,352.80
  6. Step 6: Final answer
    x = 3,838.51

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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.