Home / 5,286.18-7,294.08-3,048.36

Finding the Fourth Proportional to 5,286.18, 7,294.08 and 3,048.36

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Solution

The fourth proportional to 5,286.18, 7,294.08 and 3,048.36 is: 4,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.18 : 7,294.08 = 3,048.36 : x
  2. Step 2: Convert to fraction form
    5,286.18/7,294.08 = 3,048.36/x
  3. Step 3: Cross multiply
    5,286.18x = 7,294.08 × 3,048.36
  4. Step 4: Simplify right side
    5,286.18x = 22,234,981.71
  5. Step 5: Solve for x
    x = 22,234,981.71/5,286.18
  6. Step 6: Final answer
    x = 4,206.25

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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.