Home / 8,710.98-12,021.39-5,126.16

Finding the Fourth Proportional to 8,710.98, 12,021.39 and 5,126.16

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Solution

The fourth proportional to 8,710.98, 12,021.39 and 5,126.16 is: 7,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.98 : 12,021.39 = 5,126.16 : x
  2. Step 2: Convert to fraction form
    8,710.98/12,021.39 = 5,126.16/x
  3. Step 3: Cross multiply
    8,710.98x = 12,021.39 × 5,126.16
  4. Step 4: Simplify right side
    8,710.98x = 61,623,568.56
  5. Step 5: Solve for x
    x = 61,623,568.56/8,710.98
  6. Step 6: Final answer
    x = 7,074.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.