Home / 2,825.84-4,237.79-1,159.50

Finding the Fourth Proportional to 2,825.84, 4,237.79 and 1,159.50

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Solution

The fourth proportional to 2,825.84, 4,237.79 and 1,159.50 is: 1,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.84 : 4,237.79 = 1,159.50 : x
  2. Step 2: Convert to fraction form
    2,825.84/4,237.79 = 1,159.50/x
  3. Step 3: Cross multiply
    2,825.84x = 4,237.79 × 1,159.50
  4. Step 4: Simplify right side
    2,825.84x = 4,913,703.76
  5. Step 5: Solve for x
    x = 4,913,703.76/2,825.84
  6. Step 6: Final answer
    x = 1,738.85

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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.