Home / 4,888.76-7,328.42-3,715.37

Finding the Fourth Proportional to 4,888.76, 7,328.42 and 3,715.37

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Solution

The fourth proportional to 4,888.76, 7,328.42 and 3,715.37 is: 5,569.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.76 : 7,328.42 = 3,715.37 : x
  2. Step 2: Convert to fraction form
    4,888.76/7,328.42 = 3,715.37/x
  3. Step 3: Cross multiply
    4,888.76x = 7,328.42 × 3,715.37
  4. Step 4: Simplify right side
    4,888.76x = 27,227,798.91
  5. Step 5: Solve for x
    x = 27,227,798.91/4,888.76
  6. Step 6: Final answer
    x = 5,569.48

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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.