Home / 3,068.47-4,603.38-1,120.66

Finding the Fourth Proportional to 3,068.47, 4,603.38 and 1,120.66

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Solution

The fourth proportional to 3,068.47, 4,603.38 and 1,120.66 is: 1,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.47 : 4,603.38 = 1,120.66 : x
  2. Step 2: Convert to fraction form
    3,068.47/4,603.38 = 1,120.66/x
  3. Step 3: Cross multiply
    3,068.47x = 4,603.38 × 1,120.66
  4. Step 4: Simplify right side
    3,068.47x = 5,158,818.23
  5. Step 5: Solve for x
    x = 5,158,818.23/3,068.47
  6. Step 6: Final answer
    x = 1,681.24

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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.