Home / 4,113.47-5,669.75-2,916.91

Finding the Fourth Proportional to 4,113.47, 5,669.75 and 2,916.91

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Solution

The fourth proportional to 4,113.47, 5,669.75 and 2,916.91 is: 4,020.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.47 : 5,669.75 = 2,916.91 : x
  2. Step 2: Convert to fraction form
    4,113.47/5,669.75 = 2,916.91/x
  3. Step 3: Cross multiply
    4,113.47x = 5,669.75 × 2,916.91
  4. Step 4: Simplify right side
    4,113.47x = 16,538,122.12
  5. Step 5: Solve for x
    x = 16,538,122.12/4,113.47
  6. Step 6: Final answer
    x = 4,020.48

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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.