Home / 9,066.98-13,534.21-8,399.22

Finding the Fourth Proportional to 9,066.98, 13,534.21 and 8,399.22

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Solution

The fourth proportional to 9,066.98, 13,534.21 and 8,399.22 is: 12,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.98 : 13,534.21 = 8,399.22 : x
  2. Step 2: Convert to fraction form
    9,066.98/13,534.21 = 8,399.22/x
  3. Step 3: Cross multiply
    9,066.98x = 13,534.21 × 8,399.22
  4. Step 4: Simplify right side
    9,066.98x = 113,676,807.32
  5. Step 5: Solve for x
    x = 113,676,807.32/9,066.98
  6. Step 6: Final answer
    x = 12,537.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.