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Finding the Fourth Proportional to 7,670.99, 10,588.10 and 4,484.97

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Solution

The fourth proportional to 7,670.99, 10,588.10 and 4,484.97 is: 6,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.99 : 10,588.10 = 4,484.97 : x
  2. Step 2: Convert to fraction form
    7,670.99/10,588.10 = 4,484.97/x
  3. Step 3: Cross multiply
    7,670.99x = 10,588.10 × 4,484.97
  4. Step 4: Simplify right side
    7,670.99x = 47,487,288.43
  5. Step 5: Solve for x
    x = 47,487,288.43/7,670.99
  6. Step 6: Final answer
    x = 6,190.50

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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.