Home / 10,451.03-15,675.93-8,804.70

Finding the Fourth Proportional to 10,451.03, 15,675.93 and 8,804.70

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Solution

The fourth proportional to 10,451.03, 15,675.93 and 8,804.70 is: 13,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.03 : 15,675.93 = 8,804.70 : x
  2. Step 2: Convert to fraction form
    10,451.03/15,675.93 = 8,804.70/x
  3. Step 3: Cross multiply
    10,451.03x = 15,675.93 × 8,804.70
  4. Step 4: Simplify right side
    10,451.03x = 138,021,860.87
  5. Step 5: Solve for x
    x = 138,021,860.87/10,451.03
  6. Step 6: Final answer
    x = 13,206.54

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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.