Home / 3,154.04-4,352.38-1,756.79

Finding the Fourth Proportional to 3,154.04, 4,352.38 and 1,756.79

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Solution

The fourth proportional to 3,154.04, 4,352.38 and 1,756.79 is: 2,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.04 : 4,352.38 = 1,756.79 : x
  2. Step 2: Convert to fraction form
    3,154.04/4,352.38 = 1,756.79/x
  3. Step 3: Cross multiply
    3,154.04x = 4,352.38 × 1,756.79
  4. Step 4: Simplify right side
    3,154.04x = 7,646,217.71
  5. Step 5: Solve for x
    x = 7,646,217.71/3,154.04
  6. Step 6: Final answer
    x = 2,424.26

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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.