Home / 8,437.77-11,643.21-5,034.15

Finding the Fourth Proportional to 8,437.77, 11,643.21 and 5,034.15

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Solution

The fourth proportional to 8,437.77, 11,643.21 and 5,034.15 is: 6,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.77 : 11,643.21 = 5,034.15 : x
  2. Step 2: Convert to fraction form
    8,437.77/11,643.21 = 5,034.15/x
  3. Step 3: Cross multiply
    8,437.77x = 11,643.21 × 5,034.15
  4. Step 4: Simplify right side
    8,437.77x = 58,613,665.62
  5. Step 5: Solve for x
    x = 58,613,665.62/8,437.77
  6. Step 6: Final answer
    x = 6,946.58

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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.