Home / 9,215.42-12,717.30-5,023.67

Finding the Fourth Proportional to 9,215.42, 12,717.30 and 5,023.67

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Solution

The fourth proportional to 9,215.42, 12,717.30 and 5,023.67 is: 6,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.42 : 12,717.30 = 5,023.67 : x
  2. Step 2: Convert to fraction form
    9,215.42/12,717.30 = 5,023.67/x
  3. Step 3: Cross multiply
    9,215.42x = 12,717.30 × 5,023.67
  4. Step 4: Simplify right side
    9,215.42x = 63,887,454.90
  5. Step 5: Solve for x
    x = 63,887,454.90/9,215.42
  6. Step 6: Final answer
    x = 6,932.67

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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.