Home / 3,477.15-4,800.02-2,219.87

Finding the Fourth Proportional to 3,477.15, 4,800.02 and 2,219.87

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Solution

The fourth proportional to 3,477.15, 4,800.02 and 2,219.87 is: 3,064.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.15 : 4,800.02 = 2,219.87 : x
  2. Step 2: Convert to fraction form
    3,477.15/4,800.02 = 2,219.87/x
  3. Step 3: Cross multiply
    3,477.15x = 4,800.02 × 2,219.87
  4. Step 4: Simplify right side
    3,477.15x = 10,655,420.40
  5. Step 5: Solve for x
    x = 10,655,420.40/3,477.15
  6. Step 6: Final answer
    x = 3,064.41

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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.