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Finding the Fourth Proportional to 4,669.03, 6,991.39 and 4,530.52

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Solution

The fourth proportional to 4,669.03, 6,991.39 and 4,530.52 is: 6,783.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.03 : 6,991.39 = 4,530.52 : x
  2. Step 2: Convert to fraction form
    4,669.03/6,991.39 = 4,530.52/x
  3. Step 3: Cross multiply
    4,669.03x = 6,991.39 × 4,530.52
  4. Step 4: Simplify right side
    4,669.03x = 31,674,632.22
  5. Step 5: Solve for x
    x = 31,674,632.22/4,669.03
  6. Step 6: Final answer
    x = 6,783.99

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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.