Home / 4,075.38-6,111.23-1,608.30

Finding the Fourth Proportional to 4,075.38, 6,111.23 and 1,608.30

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Solution

The fourth proportional to 4,075.38, 6,111.23 and 1,608.30 is: 2,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.38 : 6,111.23 = 1,608.30 : x
  2. Step 2: Convert to fraction form
    4,075.38/6,111.23 = 1,608.30/x
  3. Step 3: Cross multiply
    4,075.38x = 6,111.23 × 1,608.30
  4. Step 4: Simplify right side
    4,075.38x = 9,828,683.17
  5. Step 5: Solve for x
    x = 9,828,683.17/4,075.38
  6. Step 6: Final answer
    x = 2,411.72

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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.