Home / 1,599.04-2,206.12-1,040.20

Finding the Fourth Proportional to 1,599.04, 2,206.12 and 1,040.20

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Solution

The fourth proportional to 1,599.04, 2,206.12 and 1,040.20 is: 1,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.04 : 2,206.12 = 1,040.20 : x
  2. Step 2: Convert to fraction form
    1,599.04/2,206.12 = 1,040.20/x
  3. Step 3: Cross multiply
    1,599.04x = 2,206.12 × 1,040.20
  4. Step 4: Simplify right side
    1,599.04x = 2,294,806.02
  5. Step 5: Solve for x
    x = 2,294,806.02/1,599.04
  6. Step 6: Final answer
    x = 1,435.11

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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.