Home / 10,626.96-14,665.20-5,911.20

Finding the Fourth Proportional to 10,626.96, 14,665.20 and 5,911.20

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Solution

The fourth proportional to 10,626.96, 14,665.20 and 5,911.20 is: 8,157.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.96 : 14,665.20 = 5,911.20 : x
  2. Step 2: Convert to fraction form
    10,626.96/14,665.20 = 5,911.20/x
  3. Step 3: Cross multiply
    10,626.96x = 14,665.20 × 5,911.20
  4. Step 4: Simplify right side
    10,626.96x = 86,688,930.24
  5. Step 5: Solve for x
    x = 86,688,930.24/10,626.96
  6. Step 6: Final answer
    x = 8,157.45

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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.