Home / 4,075.04-6,108.78-1,609.40

Finding the Fourth Proportional to 4,075.04, 6,108.78 and 1,609.40

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Solution

The fourth proportional to 4,075.04, 6,108.78 and 1,609.40 is: 2,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.04 : 6,108.78 = 1,609.40 : x
  2. Step 2: Convert to fraction form
    4,075.04/6,108.78 = 1,609.40/x
  3. Step 3: Cross multiply
    4,075.04x = 6,108.78 × 1,609.40
  4. Step 4: Simplify right side
    4,075.04x = 9,831,470.53
  5. Step 5: Solve for x
    x = 9,831,470.53/4,075.04
  6. Step 6: Final answer
    x = 2,412.61

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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.