Home / 12,567.04-18,851.46-3,802.64

Finding the Fourth Proportional to 12,567.04, 18,851.46 and 3,802.64

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Solution

The fourth proportional to 12,567.04, 18,851.46 and 3,802.64 is: 5,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.04 : 18,851.46 = 3,802.64 : x
  2. Step 2: Convert to fraction form
    12,567.04/18,851.46 = 3,802.64/x
  3. Step 3: Cross multiply
    12,567.04x = 18,851.46 × 3,802.64
  4. Step 4: Simplify right side
    12,567.04x = 71,685,315.85
  5. Step 5: Solve for x
    x = 71,685,315.85/12,567.04
  6. Step 6: Final answer
    x = 5,704.23

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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.