Home / 7,100.25-10,651.64-2,937.99

Finding the Fourth Proportional to 7,100.25, 10,651.64 and 2,937.99

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Solution

The fourth proportional to 7,100.25, 10,651.64 and 2,937.99 is: 4,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.25 : 10,651.64 = 2,937.99 : x
  2. Step 2: Convert to fraction form
    7,100.25/10,651.64 = 2,937.99/x
  3. Step 3: Cross multiply
    7,100.25x = 10,651.64 × 2,937.99
  4. Step 4: Simplify right side
    7,100.25x = 31,294,437.06
  5. Step 5: Solve for x
    x = 31,294,437.06/7,100.25
  6. Step 6: Final answer
    x = 4,407.51

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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.