Home / 5,538.79-7,626.04-4,697.74

Finding the Fourth Proportional to 5,538.79, 7,626.04 and 4,697.74

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Solution

The fourth proportional to 5,538.79, 7,626.04 and 4,697.74 is: 6,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.79 : 7,626.04 = 4,697.74 : x
  2. Step 2: Convert to fraction form
    5,538.79/7,626.04 = 4,697.74/x
  3. Step 3: Cross multiply
    5,538.79x = 7,626.04 × 4,697.74
  4. Step 4: Simplify right side
    5,538.79x = 35,825,153.15
  5. Step 5: Solve for x
    x = 35,825,153.15/5,538.79
  6. Step 6: Final answer
    x = 6,468.05

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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.