Home / 7,070.05-10,601.45-3,740.09

Finding the Fourth Proportional to 7,070.05, 10,601.45 and 3,740.09

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Solution

The fourth proportional to 7,070.05, 10,601.45 and 3,740.09 is: 5,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.05 : 10,601.45 = 3,740.09 : x
  2. Step 2: Convert to fraction form
    7,070.05/10,601.45 = 3,740.09/x
  3. Step 3: Cross multiply
    7,070.05x = 10,601.45 × 3,740.09
  4. Step 4: Simplify right side
    7,070.05x = 39,650,384.93
  5. Step 5: Solve for x
    x = 39,650,384.93/7,070.05
  6. Step 6: Final answer
    x = 5,608.22

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1.5x scale

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.