Home / 1,567.62-2,162.70-1,095.39

Finding the Fourth Proportional to 1,567.62, 2,162.70 and 1,095.39

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Solution

The fourth proportional to 1,567.62, 2,162.70 and 1,095.39 is: 1,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.62 : 2,162.70 = 1,095.39 : x
  2. Step 2: Convert to fraction form
    1,567.62/2,162.70 = 1,095.39/x
  3. Step 3: Cross multiply
    1,567.62x = 2,162.70 × 1,095.39
  4. Step 4: Simplify right side
    1,567.62x = 2,368,999.95
  5. Step 5: Solve for x
    x = 2,368,999.95/1,567.62
  6. Step 6: Final answer
    x = 1,511.21

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1.5x scale

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.