Home / 6,927.95-9,560.21-3,943.77

Finding the Fourth Proportional to 6,927.95, 9,560.21 and 3,943.77

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Solution

The fourth proportional to 6,927.95, 9,560.21 and 3,943.77 is: 5,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.95 : 9,560.21 = 3,943.77 : x
  2. Step 2: Convert to fraction form
    6,927.95/9,560.21 = 3,943.77/x
  3. Step 3: Cross multiply
    6,927.95x = 9,560.21 × 3,943.77
  4. Step 4: Simplify right side
    6,927.95x = 37,703,249.67
  5. Step 5: Solve for x
    x = 37,703,249.67/6,927.95
  6. Step 6: Final answer
    x = 5,442.20

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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.