Home / 4,615.29-6,368.97-2,519.40

Finding the Fourth Proportional to 4,615.29, 6,368.97 and 2,519.40

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Solution

The fourth proportional to 4,615.29, 6,368.97 and 2,519.40 is: 3,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.29 : 6,368.97 = 2,519.40 : x
  2. Step 2: Convert to fraction form
    4,615.29/6,368.97 = 2,519.40/x
  3. Step 3: Cross multiply
    4,615.29x = 6,368.97 × 2,519.40
  4. Step 4: Simplify right side
    4,615.29x = 16,045,983.02
  5. Step 5: Solve for x
    x = 16,045,983.02/4,615.29
  6. Step 6: Final answer
    x = 3,476.70

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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.