Home / 2,927.32-4,041.49-1,881.20

Finding the Fourth Proportional to 2,927.32, 4,041.49 and 1,881.20

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Solution

The fourth proportional to 2,927.32, 4,041.49 and 1,881.20 is: 2,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.32 : 4,041.49 = 1,881.20 : x
  2. Step 2: Convert to fraction form
    2,927.32/4,041.49 = 1,881.20/x
  3. Step 3: Cross multiply
    2,927.32x = 4,041.49 × 1,881.20
  4. Step 4: Simplify right side
    2,927.32x = 7,602,850.99
  5. Step 5: Solve for x
    x = 7,602,850.99/2,927.32
  6. Step 6: Final answer
    x = 2,597.21

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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.