Home / 3,903.02-5,386.30-2,410.90

Finding the Fourth Proportional to 3,903.02, 5,386.30 and 2,410.90

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Solution

The fourth proportional to 3,903.02, 5,386.30 and 2,410.90 is: 3,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.02 : 5,386.30 = 2,410.90 : x
  2. Step 2: Convert to fraction form
    3,903.02/5,386.30 = 2,410.90/x
  3. Step 3: Cross multiply
    3,903.02x = 5,386.30 × 2,410.90
  4. Step 4: Simplify right side
    3,903.02x = 12,985,830.67
  5. Step 5: Solve for x
    x = 12,985,830.67/3,903.02
  6. Step 6: Final answer
    x = 3,327.12

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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.