Home / 4,097.16-6,140.88-2,148.36

Finding the Fourth Proportional to 4,097.16, 6,140.88 and 2,148.36

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Solution

The fourth proportional to 4,097.16, 6,140.88 and 2,148.36 is: 3,219.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.16 : 6,140.88 = 2,148.36 : x
  2. Step 2: Convert to fraction form
    4,097.16/6,140.88 = 2,148.36/x
  3. Step 3: Cross multiply
    4,097.16x = 6,140.88 × 2,148.36
  4. Step 4: Simplify right side
    4,097.16x = 13,192,820.96
  5. Step 5: Solve for x
    x = 13,192,820.96/4,097.16
  6. Step 6: Final answer
    x = 3,219.99

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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.