Home / 4,210.78-5,810.92-2,322.43

Finding the Fourth Proportional to 4,210.78, 5,810.92 and 2,322.43

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Solution

The fourth proportional to 4,210.78, 5,810.92 and 2,322.43 is: 3,204.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.78 : 5,810.92 = 2,322.43 : x
  2. Step 2: Convert to fraction form
    4,210.78/5,810.92 = 2,322.43/x
  3. Step 3: Cross multiply
    4,210.78x = 5,810.92 × 2,322.43
  4. Step 4: Simplify right side
    4,210.78x = 13,495,434.60
  5. Step 5: Solve for x
    x = 13,495,434.60/4,210.78
  6. Step 6: Final answer
    x = 3,204.97

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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.