Home / 9,297.20-12,829.56-8,554.16

Finding the Fourth Proportional to 9,297.20, 12,829.56 and 8,554.16

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Solution

The fourth proportional to 9,297.20, 12,829.56 and 8,554.16 is: 11,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,297.20 : 12,829.56 = 8,554.16 : x
  2. Step 2: Convert to fraction form
    9,297.20/12,829.56 = 8,554.16/x
  3. Step 3: Cross multiply
    9,297.20x = 12,829.56 × 8,554.16
  4. Step 4: Simplify right side
    9,297.20x = 109,746,108.97
  5. Step 5: Solve for x
    x = 109,746,108.97/9,297.20
  6. Step 6: Final answer
    x = 11,804.21

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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.