Home / 10,341.22-15,497.88-5,654.20

Finding the Fourth Proportional to 10,341.22, 15,497.88 and 5,654.20

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Solution

The fourth proportional to 10,341.22, 15,497.88 and 5,654.20 is: 8,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.22 : 15,497.88 = 5,654.20 : x
  2. Step 2: Convert to fraction form
    10,341.22/15,497.88 = 5,654.20/x
  3. Step 3: Cross multiply
    10,341.22x = 15,497.88 × 5,654.20
  4. Step 4: Simplify right side
    10,341.22x = 87,628,113.10
  5. Step 5: Solve for x
    x = 87,628,113.10/10,341.22
  6. Step 6: Final answer
    x = 8,473.67

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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.