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Finding the Fourth Proportional to 6,000.65, 8,280.09 and 3,482.58

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Solution

The fourth proportional to 6,000.65, 8,280.09 and 3,482.58 is: 4,805.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,000.65 : 8,280.09 = 3,482.58 : x
  2. Step 2: Convert to fraction form
    6,000.65/8,280.09 = 3,482.58/x
  3. Step 3: Cross multiply
    6,000.65x = 8,280.09 × 3,482.58
  4. Step 4: Simplify right side
    6,000.65x = 28,836,075.83
  5. Step 5: Solve for x
    x = 28,836,075.83/6,000.65
  6. Step 6: Final answer
    x = 4,805.49

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Half scale
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Double scale
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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.