Home / 6,934.85-9,570.47-4,103.90

Finding the Fourth Proportional to 6,934.85, 9,570.47 and 4,103.90

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Solution

The fourth proportional to 6,934.85, 9,570.47 and 4,103.90 is: 5,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.85 : 9,570.47 = 4,103.90 : x
  2. Step 2: Convert to fraction form
    6,934.85/9,570.47 = 4,103.90/x
  3. Step 3: Cross multiply
    6,934.85x = 9,570.47 × 4,103.90
  4. Step 4: Simplify right side
    6,934.85x = 39,276,183.46
  5. Step 5: Solve for x
    x = 39,276,183.46/6,934.85
  6. Step 6: Final answer
    x = 5,663.60

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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.