Home / 10,168.34-15,244.68-4,900.64

Finding the Fourth Proportional to 10,168.34, 15,244.68 and 4,900.64

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Solution

The fourth proportional to 10,168.34, 15,244.68 and 4,900.64 is: 7,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.34 : 15,244.68 = 4,900.64 : x
  2. Step 2: Convert to fraction form
    10,168.34/15,244.68 = 4,900.64/x
  3. Step 3: Cross multiply
    10,168.34x = 15,244.68 × 4,900.64
  4. Step 4: Simplify right side
    10,168.34x = 74,708,688.60
  5. Step 5: Solve for x
    x = 74,708,688.60/10,168.34
  6. Step 6: Final answer
    x = 7,347.19

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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.