Home / 4,075.10-6,111.45-1,609.10

Finding the Fourth Proportional to 4,075.10, 6,111.45 and 1,609.10

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Solution

The fourth proportional to 4,075.10, 6,111.45 and 1,609.10 is: 2,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.10 : 6,111.45 = 1,609.10 : x
  2. Step 2: Convert to fraction form
    4,075.10/6,111.45 = 1,609.10/x
  3. Step 3: Cross multiply
    4,075.10x = 6,111.45 × 1,609.10
  4. Step 4: Simplify right side
    4,075.10x = 9,833,934.20
  5. Step 5: Solve for x
    x = 9,833,934.20/4,075.10
  6. Step 6: Final answer
    x = 2,413.18

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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.