Home / 4,750.29-6,555.51-2,761.20

Finding the Fourth Proportional to 4,750.29, 6,555.51 and 2,761.20

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Solution

The fourth proportional to 4,750.29, 6,555.51 and 2,761.20 is: 3,810.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.29 : 6,555.51 = 2,761.20 : x
  2. Step 2: Convert to fraction form
    4,750.29/6,555.51 = 2,761.20/x
  3. Step 3: Cross multiply
    4,750.29x = 6,555.51 × 2,761.20
  4. Step 4: Simplify right side
    4,750.29x = 18,101,074.21
  5. Step 5: Solve for x
    x = 18,101,074.21/4,750.29
  6. Step 6: Final answer
    x = 3,810.52

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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.