Home / 9,008.30-12,430.94-5,029.67

Finding the Fourth Proportional to 9,008.30, 12,430.94 and 5,029.67

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Solution

The fourth proportional to 9,008.30, 12,430.94 and 5,029.67 is: 6,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.30 : 12,430.94 = 5,029.67 : x
  2. Step 2: Convert to fraction form
    9,008.30/12,430.94 = 5,029.67/x
  3. Step 3: Cross multiply
    9,008.30x = 12,430.94 × 5,029.67
  4. Step 4: Simplify right side
    9,008.30x = 62,523,438.69
  5. Step 5: Solve for x
    x = 62,523,438.69/9,008.30
  6. Step 6: Final answer
    x = 6,940.65

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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.