Home / 4,724.12-7,085.76-1,437.95

Finding the Fourth Proportional to 4,724.12, 7,085.76 and 1,437.95

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Solution

The fourth proportional to 4,724.12, 7,085.76 and 1,437.95 is: 2,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.12 : 7,085.76 = 1,437.95 : x
  2. Step 2: Convert to fraction form
    4,724.12/7,085.76 = 1,437.95/x
  3. Step 3: Cross multiply
    4,724.12x = 7,085.76 × 1,437.95
  4. Step 4: Simplify right side
    4,724.12x = 10,188,968.59
  5. Step 5: Solve for x
    x = 10,188,968.59/4,724.12
  6. Step 6: Final answer
    x = 2,156.80

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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.