Home / 5,601.78-8,403.69-2,313.06

Finding the Fourth Proportional to 5,601.78, 8,403.69 and 2,313.06

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Solution

The fourth proportional to 5,601.78, 8,403.69 and 2,313.06 is: 3,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.78 : 8,403.69 = 2,313.06 : x
  2. Step 2: Convert to fraction form
    5,601.78/8,403.69 = 2,313.06/x
  3. Step 3: Cross multiply
    5,601.78x = 8,403.69 × 2,313.06
  4. Step 4: Simplify right side
    5,601.78x = 19,438,239.19
  5. Step 5: Solve for x
    x = 19,438,239.19/5,601.78
  6. Step 6: Final answer
    x = 3,470.01

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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.