Home / 7,237.42-10,857.75-3,948.82

Finding the Fourth Proportional to 7,237.42, 10,857.75 and 3,948.82

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Solution

The fourth proportional to 7,237.42, 10,857.75 and 3,948.82 is: 5,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.42 : 10,857.75 = 3,948.82 : x
  2. Step 2: Convert to fraction form
    7,237.42/10,857.75 = 3,948.82/x
  3. Step 3: Cross multiply
    7,237.42x = 10,857.75 × 3,948.82
  4. Step 4: Simplify right side
    7,237.42x = 42,875,300.36
  5. Step 5: Solve for x
    x = 42,875,300.36/7,237.42
  6. Step 6: Final answer
    x = 5,924.11

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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.