Home / 6,574.18-9,072.35-4,216.31

Finding the Fourth Proportional to 6,574.18, 9,072.35 and 4,216.31

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Solution

The fourth proportional to 6,574.18, 9,072.35 and 4,216.31 is: 5,818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.18 : 9,072.35 = 4,216.31 : x
  2. Step 2: Convert to fraction form
    6,574.18/9,072.35 = 4,216.31/x
  3. Step 3: Cross multiply
    6,574.18x = 9,072.35 × 4,216.31
  4. Step 4: Simplify right side
    6,574.18x = 38,251,873.25
  5. Step 5: Solve for x
    x = 38,251,873.25/6,574.18
  6. Step 6: Final answer
    x = 5,818.50

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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.