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Finding the Fourth Proportional to 7,088.44, 10,577.36 and 7,047.64

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Solution

The fourth proportional to 7,088.44, 10,577.36 and 7,047.64 is: 10,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.44 : 10,577.36 = 7,047.64 : x
  2. Step 2: Convert to fraction form
    7,088.44/10,577.36 = 7,047.64/x
  3. Step 3: Cross multiply
    7,088.44x = 10,577.36 × 7,047.64
  4. Step 4: Simplify right side
    7,088.44x = 74,545,425.43
  5. Step 5: Solve for x
    x = 74,545,425.43/7,088.44
  6. Step 6: Final answer
    x = 10,516.48

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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.