Home / 11,301.12-15,598.65-7,049.67

Finding the Fourth Proportional to 11,301.12, 15,598.65 and 7,049.67

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Solution

The fourth proportional to 11,301.12, 15,598.65 and 7,049.67 is: 9,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.12 : 15,598.65 = 7,049.67 : x
  2. Step 2: Convert to fraction form
    11,301.12/15,598.65 = 7,049.67/x
  3. Step 3: Cross multiply
    11,301.12x = 15,598.65 × 7,049.67
  4. Step 4: Simplify right side
    11,301.12x = 109,965,334.95
  5. Step 5: Solve for x
    x = 109,965,334.95/11,301.12
  6. Step 6: Final answer
    x = 9,730.48

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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.