Home / 9,546.99-14,320.47-5,385.11

Finding the Fourth Proportional to 9,546.99, 14,320.47 and 5,385.11

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Solution

The fourth proportional to 9,546.99, 14,320.47 and 5,385.11 is: 8,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,546.99 : 14,320.47 = 5,385.11 : x
  2. Step 2: Convert to fraction form
    9,546.99/14,320.47 = 5,385.11/x
  3. Step 3: Cross multiply
    9,546.99x = 14,320.47 × 5,385.11
  4. Step 4: Simplify right side
    9,546.99x = 77,117,279.92
  5. Step 5: Solve for x
    x = 77,117,279.92/9,546.99
  6. Step 6: Final answer
    x = 8,077.65

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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.