Home / 7,444.20-11,166.07-1,897.53

Finding the Fourth Proportional to 7,444.20, 11,166.07 and 1,897.53

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Solution

The fourth proportional to 7,444.20, 11,166.07 and 1,897.53 is: 2,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.20 : 11,166.07 = 1,897.53 : x
  2. Step 2: Convert to fraction form
    7,444.20/11,166.07 = 1,897.53/x
  3. Step 3: Cross multiply
    7,444.20x = 11,166.07 × 1,897.53
  4. Step 4: Simplify right side
    7,444.20x = 21,187,909.75
  5. Step 5: Solve for x
    x = 21,187,909.75/7,444.20
  6. Step 6: Final answer
    x = 2,846.23

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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.