Home / 9,155.16-13,733.66-4,226.21

Finding the Fourth Proportional to 9,155.16, 13,733.66 and 4,226.21

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Solution

The fourth proportional to 9,155.16, 13,733.66 and 4,226.21 is: 6,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.16 : 13,733.66 = 4,226.21 : x
  2. Step 2: Convert to fraction form
    9,155.16/13,733.66 = 4,226.21/x
  3. Step 3: Cross multiply
    9,155.16x = 13,733.66 × 4,226.21
  4. Step 4: Simplify right side
    9,155.16x = 58,041,331.23
  5. Step 5: Solve for x
    x = 58,041,331.23/9,155.16
  6. Step 6: Final answer
    x = 6,339.74

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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.