Home / 7,068.48-9,755.66-3,925.68

Finding the Fourth Proportional to 7,068.48, 9,755.66 and 3,925.68

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Solution

The fourth proportional to 7,068.48, 9,755.66 and 3,925.68 is: 5,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.48 : 9,755.66 = 3,925.68 : x
  2. Step 2: Convert to fraction form
    7,068.48/9,755.66 = 3,925.68/x
  3. Step 3: Cross multiply
    7,068.48x = 9,755.66 × 3,925.68
  4. Step 4: Simplify right side
    7,068.48x = 38,297,599.35
  5. Step 5: Solve for x
    x = 38,297,599.35/7,068.48
  6. Step 6: Final answer
    x = 5,418.08

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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.