Home / 10,651.20-14,692.35-6,665.37

Finding the Fourth Proportional to 10,651.20, 14,692.35 and 6,665.37

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Solution

The fourth proportional to 10,651.20, 14,692.35 and 6,665.37 is: 9,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651.20 : 14,692.35 = 6,665.37 : x
  2. Step 2: Convert to fraction form
    10,651.20/14,692.35 = 6,665.37/x
  3. Step 3: Cross multiply
    10,651.20x = 14,692.35 × 6,665.37
  4. Step 4: Simplify right side
    10,651.20x = 97,929,948.92
  5. Step 5: Solve for x
    x = 97,929,948.92/10,651.20
  6. Step 6: Final answer
    x = 9,194.26

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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.