Home / 6,916.11-9,541.49-4,082.49

Finding the Fourth Proportional to 6,916.11, 9,541.49 and 4,082.49

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Solution

The fourth proportional to 6,916.11, 9,541.49 and 4,082.49 is: 5,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.11 : 9,541.49 = 4,082.49 : x
  2. Step 2: Convert to fraction form
    6,916.11/9,541.49 = 4,082.49/x
  3. Step 3: Cross multiply
    6,916.11x = 9,541.49 × 4,082.49
  4. Step 4: Simplify right side
    6,916.11x = 38,953,017.10
  5. Step 5: Solve for x
    x = 38,953,017.10/6,916.11
  6. Step 6: Final answer
    x = 5,632.21

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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.