Home / 3,020.16-4,167.57-1,693.68

Finding the Fourth Proportional to 3,020.16, 4,167.57 and 1,693.68

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Solution

The fourth proportional to 3,020.16, 4,167.57 and 1,693.68 is: 2,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.16 : 4,167.57 = 1,693.68 : x
  2. Step 2: Convert to fraction form
    3,020.16/4,167.57 = 1,693.68/x
  3. Step 3: Cross multiply
    3,020.16x = 4,167.57 × 1,693.68
  4. Step 4: Simplify right side
    3,020.16x = 7,058,529.96
  5. Step 5: Solve for x
    x = 7,058,529.96/3,020.16
  6. Step 6: Final answer
    x = 2,337.14

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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.