Home / 3,303.78-4,560.68-2,312.96

Finding the Fourth Proportional to 3,303.78, 4,560.68 and 2,312.96

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Solution

The fourth proportional to 3,303.78, 4,560.68 and 2,312.96 is: 3,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.78 : 4,560.68 = 2,312.96 : x
  2. Step 2: Convert to fraction form
    3,303.78/4,560.68 = 2,312.96/x
  3. Step 3: Cross multiply
    3,303.78x = 4,560.68 × 2,312.96
  4. Step 4: Simplify right side
    3,303.78x = 10,548,670.41
  5. Step 5: Solve for x
    x = 10,548,670.41/3,303.78
  6. Step 6: Final answer
    x = 3,192.91

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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.