Home / 7,148.04-10,709.26-4,406.28

Finding the Fourth Proportional to 7,148.04, 10,709.26 and 4,406.28

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Solution

The fourth proportional to 7,148.04, 10,709.26 and 4,406.28 is: 6,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148.04 : 10,709.26 = 4,406.28 : x
  2. Step 2: Convert to fraction form
    7,148.04/10,709.26 = 4,406.28/x
  3. Step 3: Cross multiply
    7,148.04x = 10,709.26 × 4,406.28
  4. Step 4: Simplify right side
    7,148.04x = 47,187,998.15
  5. Step 5: Solve for x
    x = 47,187,998.15/7,148.04
  6. Step 6: Final answer
    x = 6,601.53

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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.