Home / 10,899.18-16,347.20-3,502.67

Finding the Fourth Proportional to 10,899.18, 16,347.20 and 3,502.67

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Solution

The fourth proportional to 10,899.18, 16,347.20 and 3,502.67 is: 5,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.18 : 16,347.20 = 3,502.67 : x
  2. Step 2: Convert to fraction form
    10,899.18/16,347.20 = 3,502.67/x
  3. Step 3: Cross multiply
    10,899.18x = 16,347.20 × 3,502.67
  4. Step 4: Simplify right side
    10,899.18x = 57,258,747.77
  5. Step 5: Solve for x
    x = 57,258,747.77/10,899.18
  6. Step 6: Final answer
    x = 5,253.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

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