Home / 6,085.16-9,125.90-2,187.40

Finding the Fourth Proportional to 6,085.16, 9,125.90 and 2,187.40

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Solution

The fourth proportional to 6,085.16, 9,125.90 and 2,187.40 is: 3,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.16 : 9,125.90 = 2,187.40 : x
  2. Step 2: Convert to fraction form
    6,085.16/9,125.90 = 2,187.40/x
  3. Step 3: Cross multiply
    6,085.16x = 9,125.90 × 2,187.40
  4. Step 4: Simplify right side
    6,085.16x = 19,961,993.66
  5. Step 5: Solve for x
    x = 19,961,993.66/6,085.16
  6. Step 6: Final answer
    x = 3,280.44

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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.