Home / 2,312.02-3,465.01-2,018.78

Finding the Fourth Proportional to 2,312.02, 3,465.01 and 2,018.78

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Solution

The fourth proportional to 2,312.02, 3,465.01 and 2,018.78 is: 3,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.02 : 3,465.01 = 2,018.78 : x
  2. Step 2: Convert to fraction form
    2,312.02/3,465.01 = 2,018.78/x
  3. Step 3: Cross multiply
    2,312.02x = 3,465.01 × 2,018.78
  4. Step 4: Simplify right side
    2,312.02x = 6,995,092.89
  5. Step 5: Solve for x
    x = 6,995,092.89/2,312.02
  6. Step 6: Final answer
    x = 3,025.53

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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.