Home / 4,415.16-6,613.02-2,947.44

Finding the Fourth Proportional to 4,415.16, 6,613.02 and 2,947.44

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Solution

The fourth proportional to 4,415.16, 6,613.02 and 2,947.44 is: 4,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.16 : 6,613.02 = 2,947.44 : x
  2. Step 2: Convert to fraction form
    4,415.16/6,613.02 = 2,947.44/x
  3. Step 3: Cross multiply
    4,415.16x = 6,613.02 × 2,947.44
  4. Step 4: Simplify right side
    4,415.16x = 19,491,479.67
  5. Step 5: Solve for x
    x = 19,491,479.67/4,415.16
  6. Step 6: Final answer
    x = 4,414.67

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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.