Home / 5,437-7,503.06-3,079.36

Finding the Fourth Proportional to 5,437, 7,503.06 and 3,079.36

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Solution

The fourth proportional to 5,437, 7,503.06 and 3,079.36 is: 4,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437 : 7,503.06 = 3,079.36 : x
  2. Step 2: Convert to fraction form
    5,437/7,503.06 = 3,079.36/x
  3. Step 3: Cross multiply
    5,437x = 7,503.06 × 3,079.36
  4. Step 4: Simplify right side
    5,437x = 23,104,622.84
  5. Step 5: Solve for x
    x = 23,104,622.84/5,437
  6. Step 6: Final answer
    x = 4,249.52

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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.