Home / 4,286.74-6,428.53-1,475.00

Finding the Fourth Proportional to 4,286.74, 6,428.53 and 1,475.00

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Solution

The fourth proportional to 4,286.74, 6,428.53 and 1,475.00 is: 2,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.74 : 6,428.53 = 1,475.00 : x
  2. Step 2: Convert to fraction form
    4,286.74/6,428.53 = 1,475.00/x
  3. Step 3: Cross multiply
    4,286.74x = 6,428.53 × 1,475.00
  4. Step 4: Simplify right side
    4,286.74x = 9,482,094.13
  5. Step 5: Solve for x
    x = 9,482,094.13/4,286.74
  6. Step 6: Final answer
    x = 2,211.96

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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.