Home / 9,615.36-14,423.04-3,459.20

Finding the Fourth Proportional to 9,615.36, 14,423.04 and 3,459.20

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Solution

The fourth proportional to 9,615.36, 14,423.04 and 3,459.20 is: 5,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,615.36 : 14,423.04 = 3,459.20 : x
  2. Step 2: Convert to fraction form
    9,615.36/14,423.04 = 3,459.20/x
  3. Step 3: Cross multiply
    9,615.36x = 14,423.04 × 3,459.20
  4. Step 4: Simplify right side
    9,615.36x = 49,892,179.97
  5. Step 5: Solve for x
    x = 49,892,179.97/9,615.36
  6. Step 6: Final answer
    x = 5,188.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.