Home / 7,082.15-9,774.20-4,058.35

Finding the Fourth Proportional to 7,082.15, 9,774.20 and 4,058.35

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Solution

The fourth proportional to 7,082.15, 9,774.20 and 4,058.35 is: 5,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.15 : 9,774.20 = 4,058.35 : x
  2. Step 2: Convert to fraction form
    7,082.15/9,774.20 = 4,058.35/x
  3. Step 3: Cross multiply
    7,082.15x = 9,774.20 × 4,058.35
  4. Step 4: Simplify right side
    7,082.15x = 39,667,110.28
  5. Step 5: Solve for x
    x = 39,667,110.28/7,082.15
  6. Step 6: Final answer
    x = 5,601.00

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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.