Home / 9,247.88-12,778.98-6,590.67

Finding the Fourth Proportional to 9,247.88, 12,778.98 and 6,590.67

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Solution

The fourth proportional to 9,247.88, 12,778.98 and 6,590.67 is: 9,107.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.88 : 12,778.98 = 6,590.67 : x
  2. Step 2: Convert to fraction form
    9,247.88/12,778.98 = 6,590.67/x
  3. Step 3: Cross multiply
    9,247.88x = 12,778.98 × 6,590.67
  4. Step 4: Simplify right side
    9,247.88x = 84,222,007.16
  5. Step 5: Solve for x
    x = 84,222,007.16/9,247.88
  6. Step 6: Final answer
    x = 9,107.17

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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.