Home / 5,574.50-7,693.95-3,216.32

Finding the Fourth Proportional to 5,574.50, 7,693.95 and 3,216.32

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Solution

The fourth proportional to 5,574.50, 7,693.95 and 3,216.32 is: 4,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.50 : 7,693.95 = 3,216.32 : x
  2. Step 2: Convert to fraction form
    5,574.50/7,693.95 = 3,216.32/x
  3. Step 3: Cross multiply
    5,574.50x = 7,693.95 × 3,216.32
  4. Step 4: Simplify right side
    5,574.50x = 24,746,166.79
  5. Step 5: Solve for x
    x = 24,746,166.79/5,574.50
  6. Step 6: Final answer
    x = 4,439.18

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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.