Home / 6,947.45-9,587.19-3,803.63

Finding the Fourth Proportional to 6,947.45, 9,587.19 and 3,803.63

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Solution

The fourth proportional to 6,947.45, 9,587.19 and 3,803.63 is: 5,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.45 : 9,587.19 = 3,803.63 : x
  2. Step 2: Convert to fraction form
    6,947.45/9,587.19 = 3,803.63/x
  3. Step 3: Cross multiply
    6,947.45x = 9,587.19 × 3,803.63
  4. Step 4: Simplify right side
    6,947.45x = 36,466,075.56
  5. Step 5: Solve for x
    x = 36,466,075.56/6,947.45
  6. Step 6: Final answer
    x = 5,248.85

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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.