Home / 3,070.50-4,603.86-1,316.66

Finding the Fourth Proportional to 3,070.50, 4,603.86 and 1,316.66

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Solution

The fourth proportional to 3,070.50, 4,603.86 and 1,316.66 is: 1,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.50 : 4,603.86 = 1,316.66 : x
  2. Step 2: Convert to fraction form
    3,070.50/4,603.86 = 1,316.66/x
  3. Step 3: Cross multiply
    3,070.50x = 4,603.86 × 1,316.66
  4. Step 4: Simplify right side
    3,070.50x = 6,061,718.31
  5. Step 5: Solve for x
    x = 6,061,718.31/3,070.50
  6. Step 6: Final answer
    x = 1,974.18

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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.