Home / 9,845.55-13,570.94-8,566.16

Finding the Fourth Proportional to 9,845.55, 13,570.94 and 8,566.16

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Solution

The fourth proportional to 9,845.55, 13,570.94 and 8,566.16 is: 11,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.55 : 13,570.94 = 8,566.16 : x
  2. Step 2: Convert to fraction form
    9,845.55/13,570.94 = 8,566.16/x
  3. Step 3: Cross multiply
    9,845.55x = 13,570.94 × 8,566.16
  4. Step 4: Simplify right side
    9,845.55x = 116,250,796.95
  5. Step 5: Solve for x
    x = 116,250,796.95/9,845.55
  6. Step 6: Final answer
    x = 11,807.45

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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.