Home / 7,374.89-10,177.28-4,017.69

Finding the Fourth Proportional to 7,374.89, 10,177.28 and 4,017.69

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Solution

The fourth proportional to 7,374.89, 10,177.28 and 4,017.69 is: 5,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.89 : 10,177.28 = 4,017.69 : x
  2. Step 2: Convert to fraction form
    7,374.89/10,177.28 = 4,017.69/x
  3. Step 3: Cross multiply
    7,374.89x = 10,177.28 × 4,017.69
  4. Step 4: Simplify right side
    7,374.89x = 40,889,135.99
  5. Step 5: Solve for x
    x = 40,889,135.99/7,374.89
  6. Step 6: Final answer
    x = 5,544.38

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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.