Home / 5,867.66-8,097.55-3,215.23

Finding the Fourth Proportional to 5,867.66, 8,097.55 and 3,215.23

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Solution

The fourth proportional to 5,867.66, 8,097.55 and 3,215.23 is: 4,437.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.66 : 8,097.55 = 3,215.23 : x
  2. Step 2: Convert to fraction form
    5,867.66/8,097.55 = 3,215.23/x
  3. Step 3: Cross multiply
    5,867.66x = 8,097.55 × 3,215.23
  4. Step 4: Simplify right side
    5,867.66x = 26,035,475.49
  5. Step 5: Solve for x
    x = 26,035,475.49/5,867.66
  6. Step 6: Final answer
    x = 4,437.12

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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.