Home / 7,410.12-10,228.54-4,267.56

Finding the Fourth Proportional to 7,410.12, 10,228.54 and 4,267.56

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Solution

The fourth proportional to 7,410.12, 10,228.54 and 4,267.56 is: 5,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.12 : 10,228.54 = 4,267.56 : x
  2. Step 2: Convert to fraction form
    7,410.12/10,228.54 = 4,267.56/x
  3. Step 3: Cross multiply
    7,410.12x = 10,228.54 × 4,267.56
  4. Step 4: Simplify right side
    7,410.12x = 43,650,908.16
  5. Step 5: Solve for x
    x = 43,650,908.16/7,410.12
  6. Step 6: Final answer
    x = 5,890.72

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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.