Home / 11,009.89-15,192.65-6,532.87

Finding the Fourth Proportional to 11,009.89, 15,192.65 and 6,532.87

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Solution

The fourth proportional to 11,009.89, 15,192.65 and 6,532.87 is: 9,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.89 : 15,192.65 = 6,532.87 : x
  2. Step 2: Convert to fraction form
    11,009.89/15,192.65 = 6,532.87/x
  3. Step 3: Cross multiply
    11,009.89x = 15,192.65 × 6,532.87
  4. Step 4: Simplify right side
    11,009.89x = 99,251,574.74
  5. Step 5: Solve for x
    x = 99,251,574.74/11,009.89
  6. Step 6: Final answer
    x = 9,014.77

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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.