Home / 5,574.81-7,693.23-3,216.95

Finding the Fourth Proportional to 5,574.81, 7,693.23 and 3,216.95

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Solution

The fourth proportional to 5,574.81, 7,693.23 and 3,216.95 is: 4,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.81 : 7,693.23 = 3,216.95 : x
  2. Step 2: Convert to fraction form
    5,574.81/7,693.23 = 3,216.95/x
  3. Step 3: Cross multiply
    5,574.81x = 7,693.23 × 3,216.95
  4. Step 4: Simplify right side
    5,574.81x = 24,748,755.48
  5. Step 5: Solve for x
    x = 24,748,755.48/5,574.81
  6. Step 6: Final answer
    x = 4,439.39

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1.5x scale

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.