Home / 4,607.28-6,360.40-3,123.04

Finding the Fourth Proportional to 4,607.28, 6,360.40 and 3,123.04

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Solution

The fourth proportional to 4,607.28, 6,360.40 and 3,123.04 is: 4,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.28 : 6,360.40 = 3,123.04 : x
  2. Step 2: Convert to fraction form
    4,607.28/6,360.40 = 3,123.04/x
  3. Step 3: Cross multiply
    4,607.28x = 6,360.40 × 3,123.04
  4. Step 4: Simplify right side
    4,607.28x = 19,863,783.62
  5. Step 5: Solve for x
    x = 19,863,783.62/4,607.28
  6. Step 6: Final answer
    x = 4,311.39

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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.