Home / 5,319.93-7,333.62-3,405.46

Finding the Fourth Proportional to 5,319.93, 7,333.62 and 3,405.46

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Solution

The fourth proportional to 5,319.93, 7,333.62 and 3,405.46 is: 4,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.93 : 7,333.62 = 3,405.46 : x
  2. Step 2: Convert to fraction form
    5,319.93/7,333.62 = 3,405.46/x
  3. Step 3: Cross multiply
    5,319.93x = 7,333.62 × 3,405.46
  4. Step 4: Simplify right side
    5,319.93x = 24,974,381.32
  5. Step 5: Solve for x
    x = 24,974,381.32/5,319.93
  6. Step 6: Final answer
    x = 4,694.50

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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.