Home / 10,656.61-15,994.77-5,395.35

Finding the Fourth Proportional to 10,656.61, 15,994.77 and 5,395.35

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Solution

The fourth proportional to 10,656.61, 15,994.77 and 5,395.35 is: 8,098.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.61 : 15,994.77 = 5,395.35 : x
  2. Step 2: Convert to fraction form
    10,656.61/15,994.77 = 5,395.35/x
  3. Step 3: Cross multiply
    10,656.61x = 15,994.77 × 5,395.35
  4. Step 4: Simplify right side
    10,656.61x = 86,297,382.32
  5. Step 5: Solve for x
    x = 86,297,382.32/10,656.61
  6. Step 6: Final answer
    x = 8,098.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.