Home / 4,681.36-7,022.04-2,630.80

Finding the Fourth Proportional to 4,681.36, 7,022.04 and 2,630.80

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Solution

The fourth proportional to 4,681.36, 7,022.04 and 2,630.80 is: 3,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.36 : 7,022.04 = 2,630.80 : x
  2. Step 2: Convert to fraction form
    4,681.36/7,022.04 = 2,630.80/x
  3. Step 3: Cross multiply
    4,681.36x = 7,022.04 × 2,630.80
  4. Step 4: Simplify right side
    4,681.36x = 18,473,582.83
  5. Step 5: Solve for x
    x = 18,473,582.83/4,681.36
  6. Step 6: Final answer
    x = 3,946.20

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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.