Home / 5,387.46-7,434.81-3,263.34

Finding the Fourth Proportional to 5,387.46, 7,434.81 and 3,263.34

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Solution

The fourth proportional to 5,387.46, 7,434.81 and 3,263.34 is: 4,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.46 : 7,434.81 = 3,263.34 : x
  2. Step 2: Convert to fraction form
    5,387.46/7,434.81 = 3,263.34/x
  3. Step 3: Cross multiply
    5,387.46x = 7,434.81 × 3,263.34
  4. Step 4: Simplify right side
    5,387.46x = 24,262,308.10
  5. Step 5: Solve for x
    x = 24,262,308.10/5,387.46
  6. Step 6: Final answer
    x = 4,503.48

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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.