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Finding the Fourth Proportional to 5,070.70, 7,606.07 and 1,560.69

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Solution

The fourth proportional to 5,070.70, 7,606.07 and 1,560.69 is: 2,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.70 : 7,606.07 = 1,560.69 : x
  2. Step 2: Convert to fraction form
    5,070.70/7,606.07 = 1,560.69/x
  3. Step 3: Cross multiply
    5,070.70x = 7,606.07 × 1,560.69
  4. Step 4: Simplify right side
    5,070.70x = 11,870,671.55
  5. Step 5: Solve for x
    x = 11,870,671.55/5,070.70
  6. Step 6: Final answer
    x = 2,341.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.