Home / 4,307.19-6,434.59-2,734.57

Finding the Fourth Proportional to 4,307.19, 6,434.59 and 2,734.57

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Solution

The fourth proportional to 4,307.19, 6,434.59 and 2,734.57 is: 4,085.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.19 : 6,434.59 = 2,734.57 : x
  2. Step 2: Convert to fraction form
    4,307.19/6,434.59 = 2,734.57/x
  3. Step 3: Cross multiply
    4,307.19x = 6,434.59 × 2,734.57
  4. Step 4: Simplify right side
    4,307.19x = 17,595,836.78
  5. Step 5: Solve for x
    x = 17,595,836.78/4,307.19
  6. Step 6: Final answer
    x = 4,085.22

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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.