Home / 5,501.38-8,253.43-1,605.79

Finding the Fourth Proportional to 5,501.38, 8,253.43 and 1,605.79

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Solution

The fourth proportional to 5,501.38, 8,253.43 and 1,605.79 is: 2,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.38 : 8,253.43 = 1,605.79 : x
  2. Step 2: Convert to fraction form
    5,501.38/8,253.43 = 1,605.79/x
  3. Step 3: Cross multiply
    5,501.38x = 8,253.43 × 1,605.79
  4. Step 4: Simplify right side
    5,501.38x = 13,253,275.36
  5. Step 5: Solve for x
    x = 13,253,275.36/5,501.38
  6. Step 6: Final answer
    x = 2,409.08

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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.