Home / 10,321.93-15,484.73-3,302.58

Finding the Fourth Proportional to 10,321.93, 15,484.73 and 3,302.58

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Solution

The fourth proportional to 10,321.93, 15,484.73 and 3,302.58 is: 4,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321.93 : 15,484.73 = 3,302.58 : x
  2. Step 2: Convert to fraction form
    10,321.93/15,484.73 = 3,302.58/x
  3. Step 3: Cross multiply
    10,321.93x = 15,484.73 × 3,302.58
  4. Step 4: Simplify right side
    10,321.93x = 51,139,559.60
  5. Step 5: Solve for x
    x = 51,139,559.60/10,321.93
  6. Step 6: Final answer
    x = 4,954.46

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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.