Home / 6,075.16-9,111.75-1,691.62

Finding the Fourth Proportional to 6,075.16, 9,111.75 and 1,691.62

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Solution

The fourth proportional to 6,075.16, 9,111.75 and 1,691.62 is: 2,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.16 : 9,111.75 = 1,691.62 : x
  2. Step 2: Convert to fraction form
    6,075.16/9,111.75 = 1,691.62/x
  3. Step 3: Cross multiply
    6,075.16x = 9,111.75 × 1,691.62
  4. Step 4: Simplify right side
    6,075.16x = 15,413,618.54
  5. Step 5: Solve for x
    x = 15,413,618.54/6,075.16
  6. Step 6: Final answer
    x = 2,537.15

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1.5x scale

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.