Home / 4,580.45-6,319.22-2,808.98

Finding the Fourth Proportional to 4,580.45, 6,319.22 and 2,808.98

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Solution

The fourth proportional to 4,580.45, 6,319.22 and 2,808.98 is: 3,875.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.45 : 6,319.22 = 2,808.98 : x
  2. Step 2: Convert to fraction form
    4,580.45/6,319.22 = 2,808.98/x
  3. Step 3: Cross multiply
    4,580.45x = 6,319.22 × 2,808.98
  4. Step 4: Simplify right side
    4,580.45x = 17,750,540.65
  5. Step 5: Solve for x
    x = 17,750,540.65/4,580.45
  6. Step 6: Final answer
    x = 3,875.28

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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.