Home / 8,025.47-11,088.56-7,133.35

Finding the Fourth Proportional to 8,025.47, 11,088.56 and 7,133.35

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Solution

The fourth proportional to 8,025.47, 11,088.56 and 7,133.35 is: 9,855.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.47 : 11,088.56 = 7,133.35 : x
  2. Step 2: Convert to fraction form
    8,025.47/11,088.56 = 7,133.35/x
  3. Step 3: Cross multiply
    8,025.47x = 11,088.56 × 7,133.35
  4. Step 4: Simplify right side
    8,025.47x = 79,098,579.48
  5. Step 5: Solve for x
    x = 79,098,579.48/8,025.47
  6. Step 6: Final answer
    x = 9,855.94

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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.