Home / 4,732.80-7,099.21-1,270.05

Finding the Fourth Proportional to 4,732.80, 7,099.21 and 1,270.05

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Solution

The fourth proportional to 4,732.80, 7,099.21 and 1,270.05 is: 1,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,732.80 : 7,099.21 = 1,270.05 : x
  2. Step 2: Convert to fraction form
    4,732.80/7,099.21 = 1,270.05/x
  3. Step 3: Cross multiply
    4,732.80x = 7,099.21 × 1,270.05
  4. Step 4: Simplify right side
    4,732.80x = 9,016,381.17
  5. Step 5: Solve for x
    x = 9,016,381.17/4,732.80
  6. Step 6: Final answer
    x = 1,905.08

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1.5x scale

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.