Home / 5,340.14-7,998.50-4,405.16

Finding the Fourth Proportional to 5,340.14, 7,998.50 and 4,405.16

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Solution

The fourth proportional to 5,340.14, 7,998.50 and 4,405.16 is: 6,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.14 : 7,998.50 = 4,405.16 : x
  2. Step 2: Convert to fraction form
    5,340.14/7,998.50 = 4,405.16/x
  3. Step 3: Cross multiply
    5,340.14x = 7,998.50 × 4,405.16
  4. Step 4: Simplify right side
    5,340.14x = 35,234,672.26
  5. Step 5: Solve for x
    x = 35,234,672.26/5,340.14
  6. Step 6: Final answer
    x = 6,598.08

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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.