Home / 2,318.24-3,477.36-1,458.56

Finding the Fourth Proportional to 2,318.24, 3,477.36 and 1,458.56

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Solution

The fourth proportional to 2,318.24, 3,477.36 and 1,458.56 is: 2,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.24 : 3,477.36 = 1,458.56 : x
  2. Step 2: Convert to fraction form
    2,318.24/3,477.36 = 1,458.56/x
  3. Step 3: Cross multiply
    2,318.24x = 3,477.36 × 1,458.56
  4. Step 4: Simplify right side
    2,318.24x = 5,071,938.20
  5. Step 5: Solve for x
    x = 5,071,938.20/2,318.24
  6. Step 6: Final answer
    x = 2,187.84

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1.5x scale

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.