Home / 6,126.98-8,452.78-3,605.10

Finding the Fourth Proportional to 6,126.98, 8,452.78 and 3,605.10

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Solution

The fourth proportional to 6,126.98, 8,452.78 and 3,605.10 is: 4,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.98 : 8,452.78 = 3,605.10 : x
  2. Step 2: Convert to fraction form
    6,126.98/8,452.78 = 3,605.10/x
  3. Step 3: Cross multiply
    6,126.98x = 8,452.78 × 3,605.10
  4. Step 4: Simplify right side
    6,126.98x = 30,473,117.18
  5. Step 5: Solve for x
    x = 30,473,117.18/6,126.98
  6. Step 6: Final answer
    x = 4,973.60

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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.