Home / 7,455.07-10,288.92-4,311.26

Finding the Fourth Proportional to 7,455.07, 10,288.92 and 4,311.26

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Solution

The fourth proportional to 7,455.07, 10,288.92 and 4,311.26 is: 5,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.07 : 10,288.92 = 4,311.26 : x
  2. Step 2: Convert to fraction form
    7,455.07/10,288.92 = 4,311.26/x
  3. Step 3: Cross multiply
    7,455.07x = 10,288.92 × 4,311.26
  4. Step 4: Simplify right side
    7,455.07x = 44,358,136.24
  5. Step 5: Solve for x
    x = 44,358,136.24/7,455.07
  6. Step 6: Final answer
    x = 5,950.07

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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.