Home / 10,558.96-15,833.80-5,013.92

Finding the Fourth Proportional to 10,558.96, 15,833.80 and 5,013.92

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Solution

The fourth proportional to 10,558.96, 15,833.80 and 5,013.92 is: 7,518.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.96 : 15,833.80 = 5,013.92 : x
  2. Step 2: Convert to fraction form
    10,558.96/15,833.80 = 5,013.92/x
  3. Step 3: Cross multiply
    10,558.96x = 15,833.80 × 5,013.92
  4. Step 4: Simplify right side
    10,558.96x = 79,389,406.50
  5. Step 5: Solve for x
    x = 79,389,406.50/10,558.96
  6. Step 6: Final answer
    x = 7,518.68

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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.