Home / 3,263.15-4,871.10-2,869.05

Finding the Fourth Proportional to 3,263.15, 4,871.10 and 2,869.05

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Solution

The fourth proportional to 3,263.15, 4,871.10 and 2,869.05 is: 4,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.15 : 4,871.10 = 2,869.05 : x
  2. Step 2: Convert to fraction form
    3,263.15/4,871.10 = 2,869.05/x
  3. Step 3: Cross multiply
    3,263.15x = 4,871.10 × 2,869.05
  4. Step 4: Simplify right side
    3,263.15x = 13,975,429.46
  5. Step 5: Solve for x
    x = 13,975,429.46/3,263.15
  6. Step 6: Final answer
    x = 4,282.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.