Home / 7,255.98-10,013.25-4,423.35

Finding the Fourth Proportional to 7,255.98, 10,013.25 and 4,423.35

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Solution

The fourth proportional to 7,255.98, 10,013.25 and 4,423.35 is: 6,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.98 : 10,013.25 = 4,423.35 : x
  2. Step 2: Convert to fraction form
    7,255.98/10,013.25 = 4,423.35/x
  3. Step 3: Cross multiply
    7,255.98x = 10,013.25 × 4,423.35
  4. Step 4: Simplify right side
    7,255.98x = 44,292,109.39
  5. Step 5: Solve for x
    x = 44,292,109.39/7,255.98
  6. Step 6: Final answer
    x = 6,104.22

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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.