Home / 10,342.08-14,271.84-5,626.44

Finding the Fourth Proportional to 10,342.08, 14,271.84 and 5,626.44

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Solution

The fourth proportional to 10,342.08, 14,271.84 and 5,626.44 is: 7,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.08 : 14,271.84 = 5,626.44 : x
  2. Step 2: Convert to fraction form
    10,342.08/14,271.84 = 5,626.44/x
  3. Step 3: Cross multiply
    10,342.08x = 14,271.84 × 5,626.44
  4. Step 4: Simplify right side
    10,342.08x = 80,299,651.45
  5. Step 5: Solve for x
    x = 80,299,651.45/10,342.08
  6. Step 6: Final answer
    x = 7,764.36

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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.