Home / 4,657.53-6,980.58-2,189.04

Finding the Fourth Proportional to 4,657.53, 6,980.58 and 2,189.04

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Solution

The fourth proportional to 4,657.53, 6,980.58 and 2,189.04 is: 3,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.53 : 6,980.58 = 2,189.04 : x
  2. Step 2: Convert to fraction form
    4,657.53/6,980.58 = 2,189.04/x
  3. Step 3: Cross multiply
    4,657.53x = 6,980.58 × 2,189.04
  4. Step 4: Simplify right side
    4,657.53x = 15,280,768.84
  5. Step 5: Solve for x
    x = 15,280,768.84/4,657.53
  6. Step 6: Final answer
    x = 3,280.87

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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.