Home / 2,847.12-4,263.96-1,803.48

Finding the Fourth Proportional to 2,847.12, 4,263.96 and 1,803.48

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Solution

The fourth proportional to 2,847.12, 4,263.96 and 1,803.48 is: 2,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.12 : 4,263.96 = 1,803.48 : x
  2. Step 2: Convert to fraction form
    2,847.12/4,263.96 = 1,803.48/x
  3. Step 3: Cross multiply
    2,847.12x = 4,263.96 × 1,803.48
  4. Step 4: Simplify right side
    2,847.12x = 7,689,966.58
  5. Step 5: Solve for x
    x = 7,689,966.58/2,847.12
  6. Step 6: Final answer
    x = 2,700.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.