Home / 10,970.64-16,460.46-4,395.06

Finding the Fourth Proportional to 10,970.64, 16,460.46 and 4,395.06

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Solution

The fourth proportional to 10,970.64, 16,460.46 and 4,395.06 is: 6,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.64 : 16,460.46 = 4,395.06 : x
  2. Step 2: Convert to fraction form
    10,970.64/16,460.46 = 4,395.06/x
  3. Step 3: Cross multiply
    10,970.64x = 16,460.46 × 4,395.06
  4. Step 4: Simplify right side
    10,970.64x = 72,344,709.33
  5. Step 5: Solve for x
    x = 72,344,709.33/10,970.64
  6. Step 6: Final answer
    x = 6,594.39

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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.