Home / 3,434.59-4,740.79-2,175.24

Finding the Fourth Proportional to 3,434.59, 4,740.79 and 2,175.24

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Solution

The fourth proportional to 3,434.59, 4,740.79 and 2,175.24 is: 3,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.59 : 4,740.79 = 2,175.24 : x
  2. Step 2: Convert to fraction form
    3,434.59/4,740.79 = 2,175.24/x
  3. Step 3: Cross multiply
    3,434.59x = 4,740.79 × 2,175.24
  4. Step 4: Simplify right side
    3,434.59x = 10,312,356.04
  5. Step 5: Solve for x
    x = 10,312,356.04/3,434.59
  6. Step 6: Final answer
    x = 3,002.50

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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.