Home / 7,417.72-11,134.41-4,137.22

Finding the Fourth Proportional to 7,417.72, 11,134.41 and 4,137.22

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Solution

The fourth proportional to 7,417.72, 11,134.41 and 4,137.22 is: 6,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.72 : 11,134.41 = 4,137.22 : x
  2. Step 2: Convert to fraction form
    7,417.72/11,134.41 = 4,137.22/x
  3. Step 3: Cross multiply
    7,417.72x = 11,134.41 × 4,137.22
  4. Step 4: Simplify right side
    7,417.72x = 46,065,503.74
  5. Step 5: Solve for x
    x = 46,065,503.74/7,417.72
  6. Step 6: Final answer
    x = 6,210.20

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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.