Home / 2,712.04-4,063.24-1,888.71

Finding the Fourth Proportional to 2,712.04, 4,063.24 and 1,888.71

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Solution

The fourth proportional to 2,712.04, 4,063.24 and 1,888.71 is: 2,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.04 : 4,063.24 = 1,888.71 : x
  2. Step 2: Convert to fraction form
    2,712.04/4,063.24 = 1,888.71/x
  3. Step 3: Cross multiply
    2,712.04x = 4,063.24 × 1,888.71
  4. Step 4: Simplify right side
    2,712.04x = 7,674,282.02
  5. Step 5: Solve for x
    x = 7,674,282.02/2,712.04
  6. Step 6: Final answer
    x = 2,829.71

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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.