Home / 2,816.55-4,227.37-1,501.40

Finding the Fourth Proportional to 2,816.55, 4,227.37 and 1,501.40

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Solution

The fourth proportional to 2,816.55, 4,227.37 and 1,501.40 is: 2,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.55 : 4,227.37 = 1,501.40 : x
  2. Step 2: Convert to fraction form
    2,816.55/4,227.37 = 1,501.40/x
  3. Step 3: Cross multiply
    2,816.55x = 4,227.37 × 1,501.40
  4. Step 4: Simplify right side
    2,816.55x = 6,346,988.58
  5. Step 5: Solve for x
    x = 6,346,988.58/2,816.55
  6. Step 6: Final answer
    x = 2,253.46

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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.