Home / 9,210.98-12,710.22-5,232.26

Finding the Fourth Proportional to 9,210.98, 12,710.22 and 5,232.26

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Solution

The fourth proportional to 9,210.98, 12,710.22 and 5,232.26 is: 7,219.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.98 : 12,710.22 = 5,232.26 : x
  2. Step 2: Convert to fraction form
    9,210.98/12,710.22 = 5,232.26/x
  3. Step 3: Cross multiply
    9,210.98x = 12,710.22 × 5,232.26
  4. Step 4: Simplify right side
    9,210.98x = 66,503,175.70
  5. Step 5: Solve for x
    x = 66,503,175.70/9,210.98
  6. Step 6: Final answer
    x = 7,219.99

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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.