Home / 7,472.16-11,207.46-1,925.34

Finding the Fourth Proportional to 7,472.16, 11,207.46 and 1,925.34

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Solution

The fourth proportional to 7,472.16, 11,207.46 and 1,925.34 is: 2,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.16 : 11,207.46 = 1,925.34 : x
  2. Step 2: Convert to fraction form
    7,472.16/11,207.46 = 1,925.34/x
  3. Step 3: Cross multiply
    7,472.16x = 11,207.46 × 1,925.34
  4. Step 4: Simplify right side
    7,472.16x = 21,578,171.04
  5. Step 5: Solve for x
    x = 21,578,171.04/7,472.16
  6. Step 6: Final answer
    x = 2,887.81

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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.