Home / 6,853.06-10,280.13-3,389.50

Finding the Fourth Proportional to 6,853.06, 10,280.13 and 3,389.50

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Solution

The fourth proportional to 6,853.06, 10,280.13 and 3,389.50 is: 5,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.06 : 10,280.13 = 3,389.50 : x
  2. Step 2: Convert to fraction form
    6,853.06/10,280.13 = 3,389.50/x
  3. Step 3: Cross multiply
    6,853.06x = 10,280.13 × 3,389.50
  4. Step 4: Simplify right side
    6,853.06x = 34,844,500.64
  5. Step 5: Solve for x
    x = 34,844,500.64/6,853.06
  6. Step 6: Final answer
    x = 5,084.52

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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.