Home / 2,825.03-4,237.24-877.08

Finding the Fourth Proportional to 2,825.03, 4,237.24 and 877.08

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Solution

The fourth proportional to 2,825.03, 4,237.24 and 877.08 is: 1,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.03 : 4,237.24 = 877.08 : x
  2. Step 2: Convert to fraction form
    2,825.03/4,237.24 = 877.08/x
  3. Step 3: Cross multiply
    2,825.03x = 4,237.24 × 877.08
  4. Step 4: Simplify right side
    2,825.03x = 3,716,387.50
  5. Step 5: Solve for x
    x = 3,716,387.50/2,825.03
  6. Step 6: Final answer
    x = 1,315.52

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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.