Home / 10,103.07-13,948.02-6,751.56

Finding the Fourth Proportional to 10,103.07, 13,948.02 and 6,751.56

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Solution

The fourth proportional to 10,103.07, 13,948.02 and 6,751.56 is: 9,321.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.07 : 13,948.02 = 6,751.56 : x
  2. Step 2: Convert to fraction form
    10,103.07/13,948.02 = 6,751.56/x
  3. Step 3: Cross multiply
    10,103.07x = 13,948.02 × 6,751.56
  4. Step 4: Simplify right side
    10,103.07x = 94,170,893.91
  5. Step 5: Solve for x
    x = 94,170,893.91/10,103.07
  6. Step 6: Final answer
    x = 9,321.02

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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.