Home / 10,853.19-16,279.80-4,611.60

Finding the Fourth Proportional to 10,853.19, 16,279.80 and 4,611.60

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Solution

The fourth proportional to 10,853.19, 16,279.80 and 4,611.60 is: 6,917.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.19 : 16,279.80 = 4,611.60 : x
  2. Step 2: Convert to fraction form
    10,853.19/16,279.80 = 4,611.60/x
  3. Step 3: Cross multiply
    10,853.19x = 16,279.80 × 4,611.60
  4. Step 4: Simplify right side
    10,853.19x = 75,075,925.68
  5. Step 5: Solve for x
    x = 75,075,925.68/10,853.19
  6. Step 6: Final answer
    x = 6,917.41

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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.