Home / 5,510.26-8,264.31-1,613.76

Finding the Fourth Proportional to 5,510.26, 8,264.31 and 1,613.76

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Solution

The fourth proportional to 5,510.26, 8,264.31 and 1,613.76 is: 2,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.26 : 8,264.31 = 1,613.76 : x
  2. Step 2: Convert to fraction form
    5,510.26/8,264.31 = 1,613.76/x
  3. Step 3: Cross multiply
    5,510.26x = 8,264.31 × 1,613.76
  4. Step 4: Simplify right side
    5,510.26x = 13,336,612.91
  5. Step 5: Solve for x
    x = 13,336,612.91/5,510.26
  6. Step 6: Final answer
    x = 2,420.32

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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.