Home / 4,395.85-6,590.80-2,313.65

Finding the Fourth Proportional to 4,395.85, 6,590.80 and 2,313.65

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Solution

The fourth proportional to 4,395.85, 6,590.80 and 2,313.65 is: 3,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.85 : 6,590.80 = 2,313.65 : x
  2. Step 2: Convert to fraction form
    4,395.85/6,590.80 = 2,313.65/x
  3. Step 3: Cross multiply
    4,395.85x = 6,590.80 × 2,313.65
  4. Step 4: Simplify right side
    4,395.85x = 15,248,765.68
  5. Step 5: Solve for x
    x = 15,248,765.68/4,395.85
  6. Step 6: Final answer
    x = 3,468.90

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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.