Home / 8,094.41-12,128.25-3,702.19

Finding the Fourth Proportional to 8,094.41, 12,128.25 and 3,702.19

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Solution

The fourth proportional to 8,094.41, 12,128.25 and 3,702.19 is: 5,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.41 : 12,128.25 = 3,702.19 : x
  2. Step 2: Convert to fraction form
    8,094.41/12,128.25 = 3,702.19/x
  3. Step 3: Cross multiply
    8,094.41x = 12,128.25 × 3,702.19
  4. Step 4: Simplify right side
    8,094.41x = 44,901,085.87
  5. Step 5: Solve for x
    x = 44,901,085.87/8,094.41
  6. Step 6: Final answer
    x = 5,547.17

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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.