Home / 10,353.36-15,503.56-6,832.72

Finding the Fourth Proportional to 10,353.36, 15,503.56 and 6,832.72

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Solution

The fourth proportional to 10,353.36, 15,503.56 and 6,832.72 is: 10,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.36 : 15,503.56 = 6,832.72 : x
  2. Step 2: Convert to fraction form
    10,353.36/15,503.56 = 6,832.72/x
  3. Step 3: Cross multiply
    10,353.36x = 15,503.56 × 6,832.72
  4. Step 4: Simplify right side
    10,353.36x = 105,931,484.48
  5. Step 5: Solve for x
    x = 105,931,484.48/10,353.36
  6. Step 6: Final answer
    x = 10,231.60

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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.