Home / 6,075.66-8,385.15-3,423.53

Finding the Fourth Proportional to 6,075.66, 8,385.15 and 3,423.53

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Solution

The fourth proportional to 6,075.66, 8,385.15 and 3,423.53 is: 4,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.66 : 8,385.15 = 3,423.53 : x
  2. Step 2: Convert to fraction form
    6,075.66/8,385.15 = 3,423.53/x
  3. Step 3: Cross multiply
    6,075.66x = 8,385.15 × 3,423.53
  4. Step 4: Simplify right side
    6,075.66x = 28,706,812.58
  5. Step 5: Solve for x
    x = 28,706,812.58/6,075.66
  6. Step 6: Final answer
    x = 4,724.89

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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.