Home / 6,996.86-9,655.53-3,853.10

Finding the Fourth Proportional to 6,996.86, 9,655.53 and 3,853.10

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Solution

The fourth proportional to 6,996.86, 9,655.53 and 3,853.10 is: 5,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.86 : 9,655.53 = 3,853.10 : x
  2. Step 2: Convert to fraction form
    6,996.86/9,655.53 = 3,853.10/x
  3. Step 3: Cross multiply
    6,996.86x = 9,655.53 × 3,853.10
  4. Step 4: Simplify right side
    6,996.86x = 37,203,722.64
  5. Step 5: Solve for x
    x = 37,203,722.64/6,996.86
  6. Step 6: Final answer
    x = 5,317.20

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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.