Home / 4,765.99-6,572.79-3,085.65

Finding the Fourth Proportional to 4,765.99, 6,572.79 and 3,085.65

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Solution

The fourth proportional to 4,765.99, 6,572.79 and 3,085.65 is: 4,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.99 : 6,572.79 = 3,085.65 : x
  2. Step 2: Convert to fraction form
    4,765.99/6,572.79 = 3,085.65/x
  3. Step 3: Cross multiply
    4,765.99x = 6,572.79 × 3,085.65
  4. Step 4: Simplify right side
    4,765.99x = 20,281,329.46
  5. Step 5: Solve for x
    x = 20,281,329.46/4,765.99
  6. Step 6: Final answer
    x = 4,255.43

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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.