Home / 5,206.12-7,802.46-2,124.52

Finding the Fourth Proportional to 5,206.12, 7,802.46 and 2,124.52

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Solution

The fourth proportional to 5,206.12, 7,802.46 and 2,124.52 is: 3,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.12 : 7,802.46 = 2,124.52 : x
  2. Step 2: Convert to fraction form
    5,206.12/7,802.46 = 2,124.52/x
  3. Step 3: Cross multiply
    5,206.12x = 7,802.46 × 2,124.52
  4. Step 4: Simplify right side
    5,206.12x = 16,576,482.32
  5. Step 5: Solve for x
    x = 16,576,482.32/5,206.12
  6. Step 6: Final answer
    x = 3,184.04

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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.