Home / 2,851.04-4,280.80-1,752.24

Finding the Fourth Proportional to 2,851.04, 4,280.80 and 1,752.24

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Solution

The fourth proportional to 2,851.04, 4,280.80 and 1,752.24 is: 2,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.04 : 4,280.80 = 1,752.24 : x
  2. Step 2: Convert to fraction form
    2,851.04/4,280.80 = 1,752.24/x
  3. Step 3: Cross multiply
    2,851.04x = 4,280.80 × 1,752.24
  4. Step 4: Simplify right side
    2,851.04x = 7,500,988.99
  5. Step 5: Solve for x
    x = 7,500,988.99/2,851.04
  6. Step 6: Final answer
    x = 2,630.97

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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.