Home / 6,271.17-8,651.19-4,147.53

Finding the Fourth Proportional to 6,271.17, 8,651.19 and 4,147.53

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Solution

The fourth proportional to 6,271.17, 8,651.19 and 4,147.53 is: 5,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.17 : 8,651.19 = 4,147.53 : x
  2. Step 2: Convert to fraction form
    6,271.17/8,651.19 = 4,147.53/x
  3. Step 3: Cross multiply
    6,271.17x = 8,651.19 × 4,147.53
  4. Step 4: Simplify right side
    6,271.17x = 35,881,070.06
  5. Step 5: Solve for x
    x = 35,881,070.06/6,271.17
  6. Step 6: Final answer
    x = 5,721.59

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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.