Home / 10,084.82-15,130.26-4,077.80

Finding the Fourth Proportional to 10,084.82, 15,130.26 and 4,077.80

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Solution

The fourth proportional to 10,084.82, 15,130.26 and 4,077.80 is: 6,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.82 : 15,130.26 = 4,077.80 : x
  2. Step 2: Convert to fraction form
    10,084.82/15,130.26 = 4,077.80/x
  3. Step 3: Cross multiply
    10,084.82x = 15,130.26 × 4,077.80
  4. Step 4: Simplify right side
    10,084.82x = 61,698,174.23
  5. Step 5: Solve for x
    x = 61,698,174.23/10,084.82
  6. Step 6: Final answer
    x = 6,117.93

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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.