Home / 9,623.68-13,280.90-5,316.75

Finding the Fourth Proportional to 9,623.68, 13,280.90 and 5,316.75

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Solution

The fourth proportional to 9,623.68, 13,280.90 and 5,316.75 is: 7,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,623.68 : 13,280.90 = 5,316.75 : x
  2. Step 2: Convert to fraction form
    9,623.68/13,280.90 = 5,316.75/x
  3. Step 3: Cross multiply
    9,623.68x = 13,280.90 × 5,316.75
  4. Step 4: Simplify right side
    9,623.68x = 70,611,198.49
  5. Step 5: Solve for x
    x = 70,611,198.49/9,623.68
  6. Step 6: Final answer
    x = 7,337.24

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Half scale
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Similar ratio
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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.