Home / 7,434.84-11,154.14-5,247.84

Finding the Fourth Proportional to 7,434.84, 11,154.14 and 5,247.84

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Solution

The fourth proportional to 7,434.84, 11,154.14 and 5,247.84 is: 7,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.84 : 11,154.14 = 5,247.84 : x
  2. Step 2: Convert to fraction form
    7,434.84/11,154.14 = 5,247.84/x
  3. Step 3: Cross multiply
    7,434.84x = 11,154.14 × 5,247.84
  4. Step 4: Simplify right side
    7,434.84x = 58,535,115.82
  5. Step 5: Solve for x
    x = 58,535,115.82/7,434.84
  6. Step 6: Final answer
    x = 7,873.08

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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.