Home / 5,041.20-6,956.78-2,803.08

Finding the Fourth Proportional to 5,041.20, 6,956.78 and 2,803.08

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Solution

The fourth proportional to 5,041.20, 6,956.78 and 2,803.08 is: 3,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.20 : 6,956.78 = 2,803.08 : x
  2. Step 2: Convert to fraction form
    5,041.20/6,956.78 = 2,803.08/x
  3. Step 3: Cross multiply
    5,041.20x = 6,956.78 × 2,803.08
  4. Step 4: Simplify right side
    5,041.20x = 19,500,410.88
  5. Step 5: Solve for x
    x = 19,500,410.88/5,041.20
  6. Step 6: Final answer
    x = 3,868.21

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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.