Home / 4,724.80-7,087.44-1,437.64

Finding the Fourth Proportional to 4,724.80, 7,087.44 and 1,437.64

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Solution

The fourth proportional to 4,724.80, 7,087.44 and 1,437.64 is: 2,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.80 : 7,087.44 = 1,437.64 : x
  2. Step 2: Convert to fraction form
    4,724.80/7,087.44 = 1,437.64/x
  3. Step 3: Cross multiply
    4,724.80x = 7,087.44 × 1,437.64
  4. Step 4: Simplify right side
    4,724.80x = 10,189,187.24
  5. Step 5: Solve for x
    x = 10,189,187.24/4,724.80
  6. Step 6: Final answer
    x = 2,156.53

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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.