Home / 5,635.32-7,776.76-3,083.08

Finding the Fourth Proportional to 5,635.32, 7,776.76 and 3,083.08

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Solution

The fourth proportional to 5,635.32, 7,776.76 and 3,083.08 is: 4,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.32 : 7,776.76 = 3,083.08 : x
  2. Step 2: Convert to fraction form
    5,635.32/7,776.76 = 3,083.08/x
  3. Step 3: Cross multiply
    5,635.32x = 7,776.76 × 3,083.08
  4. Step 4: Simplify right side
    5,635.32x = 23,976,373.22
  5. Step 5: Solve for x
    x = 23,976,373.22/5,635.32
  6. Step 6: Final answer
    x = 4,254.66

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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.