Home / 11,526.06-15,906.24-6,490.45

Finding the Fourth Proportional to 11,526.06, 15,906.24 and 6,490.45

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Solution

The fourth proportional to 11,526.06, 15,906.24 and 6,490.45 is: 8,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.06 : 15,906.24 = 6,490.45 : x
  2. Step 2: Convert to fraction form
    11,526.06/15,906.24 = 6,490.45/x
  3. Step 3: Cross multiply
    11,526.06x = 15,906.24 × 6,490.45
  4. Step 4: Simplify right side
    11,526.06x = 103,238,655.41
  5. Step 5: Solve for x
    x = 103,238,655.41/11,526.06
  6. Step 6: Final answer
    x = 8,956.98

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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.