Home / 9,085.65-13,606.61-6,155.07

Finding the Fourth Proportional to 9,085.65, 13,606.61 and 6,155.07

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Solution

The fourth proportional to 9,085.65, 13,606.61 and 6,155.07 is: 9,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.65 : 13,606.61 = 6,155.07 : x
  2. Step 2: Convert to fraction form
    9,085.65/13,606.61 = 6,155.07/x
  3. Step 3: Cross multiply
    9,085.65x = 13,606.61 × 6,155.07
  4. Step 4: Simplify right side
    9,085.65x = 83,749,606.24
  5. Step 5: Solve for x
    x = 83,749,606.24/9,085.65
  6. Step 6: Final answer
    x = 9,217.79

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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.