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Finding the Fourth Proportional to 10,673.58, 15,989.04 and 7,333.68

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Solution

The fourth proportional to 10,673.58, 15,989.04 and 7,333.68 is: 10,985.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.58 : 15,989.04 = 7,333.68 : x
  2. Step 2: Convert to fraction form
    10,673.58/15,989.04 = 7,333.68/x
  3. Step 3: Cross multiply
    10,673.58x = 15,989.04 × 7,333.68
  4. Step 4: Simplify right side
    10,673.58x = 117,258,502.87
  5. Step 5: Solve for x
    x = 117,258,502.87/10,673.58
  6. Step 6: Final answer
    x = 10,985.86

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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.