Home / 4,576.70-6,312.47-3,319.85

Finding the Fourth Proportional to 4,576.70, 6,312.47 and 3,319.85

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Solution

The fourth proportional to 4,576.70, 6,312.47 and 3,319.85 is: 4,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.70 : 6,312.47 = 3,319.85 : x
  2. Step 2: Convert to fraction form
    4,576.70/6,312.47 = 3,319.85/x
  3. Step 3: Cross multiply
    4,576.70x = 6,312.47 × 3,319.85
  4. Step 4: Simplify right side
    4,576.70x = 20,956,452.71
  5. Step 5: Solve for x
    x = 20,956,452.71/4,576.70
  6. Step 6: Final answer
    x = 4,578.94

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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.