Home / 7,435.71-11,155.59-4,151.16

Finding the Fourth Proportional to 7,435.71, 11,155.59 and 4,151.16

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Solution

The fourth proportional to 7,435.71, 11,155.59 and 4,151.16 is: 6,227.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.71 : 11,155.59 = 4,151.16 : x
  2. Step 2: Convert to fraction form
    7,435.71/11,155.59 = 4,151.16/x
  3. Step 3: Cross multiply
    7,435.71x = 11,155.59 × 4,151.16
  4. Step 4: Simplify right side
    7,435.71x = 46,308,638.98
  5. Step 5: Solve for x
    x = 46,308,638.98/7,435.71
  6. Step 6: Final answer
    x = 6,227.87

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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.