Home / 1,541.76-2,313.66-1,439.24

Finding the Fourth Proportional to 1,541.76, 2,313.66 and 1,439.24

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Solution

The fourth proportional to 1,541.76, 2,313.66 and 1,439.24 is: 2,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.76 : 2,313.66 = 1,439.24 : x
  2. Step 2: Convert to fraction form
    1,541.76/2,313.66 = 1,439.24/x
  3. Step 3: Cross multiply
    1,541.76x = 2,313.66 × 1,439.24
  4. Step 4: Simplify right side
    1,541.76x = 3,329,925.37
  5. Step 5: Solve for x
    x = 3,329,925.37/1,541.76
  6. Step 6: Final answer
    x = 2,159.82

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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.