Home / 6,323.40-8,722.67-3,670.47

Finding the Fourth Proportional to 6,323.40, 8,722.67 and 3,670.47

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Solution

The fourth proportional to 6,323.40, 8,722.67 and 3,670.47 is: 5,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,323.40 : 8,722.67 = 3,670.47 : x
  2. Step 2: Convert to fraction form
    6,323.40/8,722.67 = 3,670.47/x
  3. Step 3: Cross multiply
    6,323.40x = 8,722.67 × 3,670.47
  4. Step 4: Simplify right side
    6,323.40x = 32,016,280.20
  5. Step 5: Solve for x
    x = 32,016,280.20/6,323.40
  6. Step 6: Final answer
    x = 5,063.14

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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.