Home / 4,859.55-7,291.77-2,085.45

Finding the Fourth Proportional to 4,859.55, 7,291.77 and 2,085.45

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Solution

The fourth proportional to 4,859.55, 7,291.77 and 2,085.45 is: 3,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.55 : 7,291.77 = 2,085.45 : x
  2. Step 2: Convert to fraction form
    4,859.55/7,291.77 = 2,085.45/x
  3. Step 3: Cross multiply
    4,859.55x = 7,291.77 × 2,085.45
  4. Step 4: Simplify right side
    4,859.55x = 15,206,621.75
  5. Step 5: Solve for x
    x = 15,206,621.75/4,859.55
  6. Step 6: Final answer
    x = 3,129.22

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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.