Home / 6,835.09-9,432.36-3,851.86

Finding the Fourth Proportional to 6,835.09, 9,432.36 and 3,851.86

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Solution

The fourth proportional to 6,835.09, 9,432.36 and 3,851.86 is: 5,315.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.09 : 9,432.36 = 3,851.86 : x
  2. Step 2: Convert to fraction form
    6,835.09/9,432.36 = 3,851.86/x
  3. Step 3: Cross multiply
    6,835.09x = 9,432.36 × 3,851.86
  4. Step 4: Simplify right side
    6,835.09x = 36,332,130.19
  5. Step 5: Solve for x
    x = 36,332,130.19/6,835.09
  6. Step 6: Final answer
    x = 5,315.53

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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.