Home / 3,038.13-4,557.21-958.05

Finding the Fourth Proportional to 3,038.13, 4,557.21 and 958.05

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Solution

The fourth proportional to 3,038.13, 4,557.21 and 958.05 is: 1,437.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.13 : 4,557.21 = 958.05 : x
  2. Step 2: Convert to fraction form
    3,038.13/4,557.21 = 958.05/x
  3. Step 3: Cross multiply
    3,038.13x = 4,557.21 × 958.05
  4. Step 4: Simplify right side
    3,038.13x = 4,366,035.04
  5. Step 5: Solve for x
    x = 4,366,035.04/3,038.13
  6. Step 6: Final answer
    x = 1,437.08

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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.