Home / 7,151.08-10,725.93-4,376.32

Finding the Fourth Proportional to 7,151.08, 10,725.93 and 4,376.32

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Solution

The fourth proportional to 7,151.08, 10,725.93 and 4,376.32 is: 6,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.08 : 10,725.93 = 4,376.32 : x
  2. Step 2: Convert to fraction form
    7,151.08/10,725.93 = 4,376.32/x
  3. Step 3: Cross multiply
    7,151.08x = 10,725.93 × 4,376.32
  4. Step 4: Simplify right side
    7,151.08x = 46,940,131.80
  5. Step 5: Solve for x
    x = 46,940,131.80/7,151.08
  6. Step 6: Final answer
    x = 6,564.06

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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.