Home / 1,360.46-2,038.32-1,069.83

Finding the Fourth Proportional to 1,360.46, 2,038.32 and 1,069.83

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Solution

The fourth proportional to 1,360.46, 2,038.32 and 1,069.83 is: 1,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360.46 : 2,038.32 = 1,069.83 : x
  2. Step 2: Convert to fraction form
    1,360.46/2,038.32 = 1,069.83/x
  3. Step 3: Cross multiply
    1,360.46x = 2,038.32 × 1,069.83
  4. Step 4: Simplify right side
    1,360.46x = 2,180,655.89
  5. Step 5: Solve for x
    x = 2,180,655.89/1,360.46
  6. Step 6: Final answer
    x = 1,602.89

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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.