Home / 7,374.86-10,177.54-4,017.80

Finding the Fourth Proportional to 7,374.86, 10,177.54 and 4,017.80

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Solution

The fourth proportional to 7,374.86, 10,177.54 and 4,017.80 is: 5,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.86 : 10,177.54 = 4,017.80 : x
  2. Step 2: Convert to fraction form
    7,374.86/10,177.54 = 4,017.80/x
  3. Step 3: Cross multiply
    7,374.86x = 10,177.54 × 4,017.80
  4. Step 4: Simplify right side
    7,374.86x = 40,891,320.21
  5. Step 5: Solve for x
    x = 40,891,320.21/7,374.86
  6. Step 6: Final answer
    x = 5,544.69

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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.