Home / 7,453.10-10,282.28-4,619.54

Finding the Fourth Proportional to 7,453.10, 10,282.28 and 4,619.54

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Solution

The fourth proportional to 7,453.10, 10,282.28 and 4,619.54 is: 6,373.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.10 : 10,282.28 = 4,619.54 : x
  2. Step 2: Convert to fraction form
    7,453.10/10,282.28 = 4,619.54/x
  3. Step 3: Cross multiply
    7,453.10x = 10,282.28 × 4,619.54
  4. Step 4: Simplify right side
    7,453.10x = 47,499,403.75
  5. Step 5: Solve for x
    x = 47,499,403.75/7,453.10
  6. Step 6: Final answer
    x = 6,373.11

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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.