Home / 2,948.51-4,423.49-1,217.63

Finding the Fourth Proportional to 2,948.51, 4,423.49 and 1,217.63

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Solution

The fourth proportional to 2,948.51, 4,423.49 and 1,217.63 is: 1,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.51 : 4,423.49 = 1,217.63 : x
  2. Step 2: Convert to fraction form
    2,948.51/4,423.49 = 1,217.63/x
  3. Step 3: Cross multiply
    2,948.51x = 4,423.49 × 1,217.63
  4. Step 4: Simplify right side
    2,948.51x = 5,386,168.04
  5. Step 5: Solve for x
    x = 5,386,168.04/2,948.51
  6. Step 6: Final answer
    x = 1,826.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.