Home / 2,953.32-4,428.54-2,089.32

Finding the Fourth Proportional to 2,953.32, 4,428.54 and 2,089.32

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Solution

The fourth proportional to 2,953.32, 4,428.54 and 2,089.32 is: 3,132.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.32 : 4,428.54 = 2,089.32 : x
  2. Step 2: Convert to fraction form
    2,953.32/4,428.54 = 2,089.32/x
  3. Step 3: Cross multiply
    2,953.32x = 4,428.54 × 2,089.32
  4. Step 4: Simplify right side
    2,953.32x = 9,252,637.19
  5. Step 5: Solve for x
    x = 9,252,637.19/2,953.32
  6. Step 6: Final answer
    x = 3,132.96

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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.