Home / 2,928.71-4,041.69-1,750.46

Finding the Fourth Proportional to 2,928.71, 4,041.69 and 1,750.46

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Solution

The fourth proportional to 2,928.71, 4,041.69 and 1,750.46 is: 2,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.71 : 4,041.69 = 1,750.46 : x
  2. Step 2: Convert to fraction form
    2,928.71/4,041.69 = 1,750.46/x
  3. Step 3: Cross multiply
    2,928.71x = 4,041.69 × 1,750.46
  4. Step 4: Simplify right side
    2,928.71x = 7,074,826.78
  5. Step 5: Solve for x
    x = 7,074,826.78/2,928.71
  6. Step 6: Final answer
    x = 2,415.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.