Home / 10,789.60-14,889.23-6,009.74

Finding the Fourth Proportional to 10,789.60, 14,889.23 and 6,009.74

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Solution

The fourth proportional to 10,789.60, 14,889.23 and 6,009.74 is: 8,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.60 : 14,889.23 = 6,009.74 : x
  2. Step 2: Convert to fraction form
    10,789.60/14,889.23 = 6,009.74/x
  3. Step 3: Cross multiply
    10,789.60x = 14,889.23 × 6,009.74
  4. Step 4: Simplify right side
    10,789.60x = 89,480,401.10
  5. Step 5: Solve for x
    x = 89,480,401.10/10,789.60
  6. Step 6: Final answer
    x = 8,293.21

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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.