Home / 4,299.58-5,931.72-2,807.02

Finding the Fourth Proportional to 4,299.58, 5,931.72 and 2,807.02

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Solution

The fourth proportional to 4,299.58, 5,931.72 and 2,807.02 is: 3,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.58 : 5,931.72 = 2,807.02 : x
  2. Step 2: Convert to fraction form
    4,299.58/5,931.72 = 2,807.02/x
  3. Step 3: Cross multiply
    4,299.58x = 5,931.72 × 2,807.02
  4. Step 4: Simplify right side
    4,299.58x = 16,650,456.67
  5. Step 5: Solve for x
    x = 16,650,456.67/4,299.58
  6. Step 6: Final answer
    x = 3,872.58

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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.