Home / 10,590.36-14,619.60-6,343.44

Finding the Fourth Proportional to 10,590.36, 14,619.60 and 6,343.44

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Solution

The fourth proportional to 10,590.36, 14,619.60 and 6,343.44 is: 8,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.36 : 14,619.60 = 6,343.44 : x
  2. Step 2: Convert to fraction form
    10,590.36/14,619.60 = 6,343.44/x
  3. Step 3: Cross multiply
    10,590.36x = 14,619.60 × 6,343.44
  4. Step 4: Simplify right side
    10,590.36x = 92,738,555.42
  5. Step 5: Solve for x
    x = 92,738,555.42/10,590.36
  6. Step 6: Final answer
    x = 8,756.88

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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.