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Finding the Fourth Proportional to 4,808.68, 7,213.02 and 1,730.60

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Solution

The fourth proportional to 4,808.68, 7,213.02 and 1,730.60 is: 2,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.68 : 7,213.02 = 1,730.60 : x
  2. Step 2: Convert to fraction form
    4,808.68/7,213.02 = 1,730.60/x
  3. Step 3: Cross multiply
    4,808.68x = 7,213.02 × 1,730.60
  4. Step 4: Simplify right side
    4,808.68x = 12,482,852.41
  5. Step 5: Solve for x
    x = 12,482,852.41/4,808.68
  6. Step 6: Final answer
    x = 2,595.90

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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.