Home / 5,447.23-7,510.11-3,529.63

Finding the Fourth Proportional to 5,447.23, 7,510.11 and 3,529.63

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Solution

The fourth proportional to 5,447.23, 7,510.11 and 3,529.63 is: 4,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.23 : 7,510.11 = 3,529.63 : x
  2. Step 2: Convert to fraction form
    5,447.23/7,510.11 = 3,529.63/x
  3. Step 3: Cross multiply
    5,447.23x = 7,510.11 × 3,529.63
  4. Step 4: Simplify right side
    5,447.23x = 26,507,909.56
  5. Step 5: Solve for x
    x = 26,507,909.56/5,447.23
  6. Step 6: Final answer
    x = 4,866.31

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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.