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Finding the Fourth Proportional to 4,984.17, 7,505.93 and 4,342.65

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Solution

The fourth proportional to 4,984.17, 7,505.93 and 4,342.65 is: 6,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.17 : 7,505.93 = 4,342.65 : x
  2. Step 2: Convert to fraction form
    4,984.17/7,505.93 = 4,342.65/x
  3. Step 3: Cross multiply
    4,984.17x = 7,505.93 × 4,342.65
  4. Step 4: Simplify right side
    4,984.17x = 32,595,626.91
  5. Step 5: Solve for x
    x = 32,595,626.91/4,984.17
  6. Step 6: Final answer
    x = 6,539.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.