Home / 4,391.13-6,586.69-1,313.13

Finding the Fourth Proportional to 4,391.13, 6,586.69 and 1,313.13

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Solution

The fourth proportional to 4,391.13, 6,586.69 and 1,313.13 is: 1,969.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.13 : 6,586.69 = 1,313.13 : x
  2. Step 2: Convert to fraction form
    4,391.13/6,586.69 = 1,313.13/x
  3. Step 3: Cross multiply
    4,391.13x = 6,586.69 × 1,313.13
  4. Step 4: Simplify right side
    4,391.13x = 8,649,180.24
  5. Step 5: Solve for x
    x = 8,649,180.24/4,391.13
  6. Step 6: Final answer
    x = 1,969.69

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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.