Home / 7,458.86-10,290.30-4,314.44

Finding the Fourth Proportional to 7,458.86, 10,290.30 and 4,314.44

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Solution

The fourth proportional to 7,458.86, 10,290.30 and 4,314.44 is: 5,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.86 : 10,290.30 = 4,314.44 : x
  2. Step 2: Convert to fraction form
    7,458.86/10,290.30 = 4,314.44/x
  3. Step 3: Cross multiply
    7,458.86x = 10,290.30 × 4,314.44
  4. Step 4: Simplify right side
    7,458.86x = 44,396,881.93
  5. Step 5: Solve for x
    x = 44,396,881.93/7,458.86
  6. Step 6: Final answer
    x = 5,952.23

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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.