Home / 6,749.68-10,123.96-2,854.16

Finding the Fourth Proportional to 6,749.68, 10,123.96 and 2,854.16

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Solution

The fourth proportional to 6,749.68, 10,123.96 and 2,854.16 is: 4,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.68 : 10,123.96 = 2,854.16 : x
  2. Step 2: Convert to fraction form
    6,749.68/10,123.96 = 2,854.16/x
  3. Step 3: Cross multiply
    6,749.68x = 10,123.96 × 2,854.16
  4. Step 4: Simplify right side
    6,749.68x = 28,895,401.67
  5. Step 5: Solve for x
    x = 28,895,401.67/6,749.68
  6. Step 6: Final answer
    x = 4,281.00

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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.