Home / 6,218.84-9,328.08-2,114.84

Finding the Fourth Proportional to 6,218.84, 9,328.08 and 2,114.84

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Solution

The fourth proportional to 6,218.84, 9,328.08 and 2,114.84 is: 3,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.84 : 9,328.08 = 2,114.84 : x
  2. Step 2: Convert to fraction form
    6,218.84/9,328.08 = 2,114.84/x
  3. Step 3: Cross multiply
    6,218.84x = 9,328.08 × 2,114.84
  4. Step 4: Simplify right side
    6,218.84x = 19,727,396.71
  5. Step 5: Solve for x
    x = 19,727,396.71/6,218.84
  6. Step 6: Final answer
    x = 3,172.20

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1.5x scale

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.