Home / 9,210.72-13,814.64-3,367.20

Finding the Fourth Proportional to 9,210.72, 13,814.64 and 3,367.20

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Solution

The fourth proportional to 9,210.72, 13,814.64 and 3,367.20 is: 5,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.72 : 13,814.64 = 3,367.20 : x
  2. Step 2: Convert to fraction form
    9,210.72/13,814.64 = 3,367.20/x
  3. Step 3: Cross multiply
    9,210.72x = 13,814.64 × 3,367.20
  4. Step 4: Simplify right side
    9,210.72x = 46,516,655.81
  5. Step 5: Solve for x
    x = 46,516,655.81/9,210.72
  6. Step 6: Final answer
    x = 5,050.27

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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.