Home / 5,301.45-7,318.49-3,314.93

Finding the Fourth Proportional to 5,301.45, 7,318.49 and 3,314.93

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Solution

The fourth proportional to 5,301.45, 7,318.49 and 3,314.93 is: 4,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.45 : 7,318.49 = 3,314.93 : x
  2. Step 2: Convert to fraction form
    5,301.45/7,318.49 = 3,314.93/x
  3. Step 3: Cross multiply
    5,301.45x = 7,318.49 × 3,314.93
  4. Step 4: Simplify right side
    5,301.45x = 24,260,228.89
  5. Step 5: Solve for x
    x = 24,260,228.89/5,301.45
  6. Step 6: Final answer
    x = 4,576.15

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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.