Home / 5,670.45-8,499.87-5,528.16

Finding the Fourth Proportional to 5,670.45, 8,499.87 and 5,528.16

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Solution

The fourth proportional to 5,670.45, 8,499.87 and 5,528.16 is: 8,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.45 : 8,499.87 = 5,528.16 : x
  2. Step 2: Convert to fraction form
    5,670.45/8,499.87 = 5,528.16/x
  3. Step 3: Cross multiply
    5,670.45x = 8,499.87 × 5,528.16
  4. Step 4: Simplify right side
    5,670.45x = 46,988,641.34
  5. Step 5: Solve for x
    x = 46,988,641.34/5,670.45
  6. Step 6: Final answer
    x = 8,286.58

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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.