Home / 4,724.34-7,087.59-1,437.90

Finding the Fourth Proportional to 4,724.34, 7,087.59 and 1,437.90

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Solution

The fourth proportional to 4,724.34, 7,087.59 and 1,437.90 is: 2,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.34 : 7,087.59 = 1,437.90 : x
  2. Step 2: Convert to fraction form
    4,724.34/7,087.59 = 1,437.90/x
  3. Step 3: Cross multiply
    4,724.34x = 7,087.59 × 1,437.90
  4. Step 4: Simplify right side
    4,724.34x = 10,191,245.66
  5. Step 5: Solve for x
    x = 10,191,245.66/4,724.34
  6. Step 6: Final answer
    x = 2,157.18

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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.