Home / 10,947.76-16,421.36-3,050.24

Finding the Fourth Proportional to 10,947.76, 16,421.36 and 3,050.24

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Solution

The fourth proportional to 10,947.76, 16,421.36 and 3,050.24 is: 4,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.76 : 16,421.36 = 3,050.24 : x
  2. Step 2: Convert to fraction form
    10,947.76/16,421.36 = 3,050.24/x
  3. Step 3: Cross multiply
    10,947.76x = 16,421.36 × 3,050.24
  4. Step 4: Simplify right side
    10,947.76x = 50,089,089.13
  5. Step 5: Solve for x
    x = 50,089,089.13/10,947.76
  6. Step 6: Final answer
    x = 4,575.28

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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.