Home / 5,270.23-7,905.32-1,374.63

Finding the Fourth Proportional to 5,270.23, 7,905.32 and 1,374.63

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Solution

The fourth proportional to 5,270.23, 7,905.32 and 1,374.63 is: 2,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.23 : 7,905.32 = 1,374.63 : x
  2. Step 2: Convert to fraction form
    5,270.23/7,905.32 = 1,374.63/x
  3. Step 3: Cross multiply
    5,270.23x = 7,905.32 × 1,374.63
  4. Step 4: Simplify right side
    5,270.23x = 10,866,890.03
  5. Step 5: Solve for x
    x = 10,866,890.03/5,270.23
  6. Step 6: Final answer
    x = 2,061.94

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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.