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Finding the Fourth Proportional to 5,697.62, 8,526.98 and 4,774.22

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Solution

The fourth proportional to 5,697.62, 8,526.98 and 4,774.22 is: 7,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697.62 : 8,526.98 = 4,774.22 : x
  2. Step 2: Convert to fraction form
    5,697.62/8,526.98 = 4,774.22/x
  3. Step 3: Cross multiply
    5,697.62x = 8,526.98 × 4,774.22
  4. Step 4: Simplify right side
    5,697.62x = 40,709,647.76
  5. Step 5: Solve for x
    x = 40,709,647.76/5,697.62
  6. Step 6: Final answer
    x = 7,145.03

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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.