Home / 7,359.25-10,155.77-4,047.25

Finding the Fourth Proportional to 7,359.25, 10,155.77 and 4,047.25

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Solution

The fourth proportional to 7,359.25, 10,155.77 and 4,047.25 is: 5,585.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.25 : 10,155.77 = 4,047.25 : x
  2. Step 2: Convert to fraction form
    7,359.25/10,155.77 = 4,047.25/x
  3. Step 3: Cross multiply
    7,359.25x = 10,155.77 × 4,047.25
  4. Step 4: Simplify right side
    7,359.25x = 41,102,940.13
  5. Step 5: Solve for x
    x = 41,102,940.13/7,359.25
  6. Step 6: Final answer
    x = 5,585.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.