Home / 3,775.02-5,206.32-2,430.85

Finding the Fourth Proportional to 3,775.02, 5,206.32 and 2,430.85

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Solution

The fourth proportional to 3,775.02, 5,206.32 and 2,430.85 is: 3,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.02 : 5,206.32 = 2,430.85 : x
  2. Step 2: Convert to fraction form
    3,775.02/5,206.32 = 2,430.85/x
  3. Step 3: Cross multiply
    3,775.02x = 5,206.32 × 2,430.85
  4. Step 4: Simplify right side
    3,775.02x = 12,655,782.97
  5. Step 5: Solve for x
    x = 12,655,782.97/3,775.02
  6. Step 6: Final answer
    x = 3,352.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.