Home / 10,756.13-16,132.37-2,858.76

Finding the Fourth Proportional to 10,756.13, 16,132.37 and 2,858.76

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Solution

The fourth proportional to 10,756.13, 16,132.37 and 2,858.76 is: 4,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.13 : 16,132.37 = 2,858.76 : x
  2. Step 2: Convert to fraction form
    10,756.13/16,132.37 = 2,858.76/x
  3. Step 3: Cross multiply
    10,756.13x = 16,132.37 × 2,858.76
  4. Step 4: Simplify right side
    10,756.13x = 46,118,559.77
  5. Step 5: Solve for x
    x = 46,118,559.77/10,756.13
  6. Step 6: Final answer
    x = 4,287.66

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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.