Home / 10,955.53-16,427.45-5,685.23

Finding the Fourth Proportional to 10,955.53, 16,427.45 and 5,685.23

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Solution

The fourth proportional to 10,955.53, 16,427.45 and 5,685.23 is: 8,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.53 : 16,427.45 = 5,685.23 : x
  2. Step 2: Convert to fraction form
    10,955.53/16,427.45 = 5,685.23/x
  3. Step 3: Cross multiply
    10,955.53x = 16,427.45 × 5,685.23
  4. Step 4: Simplify right side
    10,955.53x = 93,393,835.32
  5. Step 5: Solve for x
    x = 93,393,835.32/10,955.53
  6. Step 6: Final answer
    x = 8,524.81

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1.5x scale

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.