Home / 5,589.16-7,713.14-3,071.50

Finding the Fourth Proportional to 5,589.16, 7,713.14 and 3,071.50

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Solution

The fourth proportional to 5,589.16, 7,713.14 and 3,071.50 is: 4,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.16 : 7,713.14 = 3,071.50 : x
  2. Step 2: Convert to fraction form
    5,589.16/7,713.14 = 3,071.50/x
  3. Step 3: Cross multiply
    5,589.16x = 7,713.14 × 3,071.50
  4. Step 4: Simplify right side
    5,589.16x = 23,690,909.51
  5. Step 5: Solve for x
    x = 23,690,909.51/5,589.16
  6. Step 6: Final answer
    x = 4,238.72

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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.