Home / 2,928.69-4,041.56-1,602.32

Finding the Fourth Proportional to 2,928.69, 4,041.56 and 1,602.32

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Solution

The fourth proportional to 2,928.69, 4,041.56 and 1,602.32 is: 2,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.69 : 4,041.56 = 1,602.32 : x
  2. Step 2: Convert to fraction form
    2,928.69/4,041.56 = 1,602.32/x
  3. Step 3: Cross multiply
    2,928.69x = 4,041.56 × 1,602.32
  4. Step 4: Simplify right side
    2,928.69x = 6,475,856.22
  5. Step 5: Solve for x
    x = 6,475,856.22/2,928.69
  6. Step 6: Final answer
    x = 2,211.18

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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.