Home / 2,028.02-3,038.99-1,565.11

Finding the Fourth Proportional to 2,028.02, 3,038.99 and 1,565.11

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Solution

The fourth proportional to 2,028.02, 3,038.99 and 1,565.11 is: 2,345.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.02 : 3,038.99 = 1,565.11 : x
  2. Step 2: Convert to fraction form
    2,028.02/3,038.99 = 1,565.11/x
  3. Step 3: Cross multiply
    2,028.02x = 3,038.99 × 1,565.11
  4. Step 4: Simplify right side
    2,028.02x = 4,756,353.64
  5. Step 5: Solve for x
    x = 4,756,353.64/2,028.02
  6. Step 6: Final answer
    x = 2,345.32

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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.