Home / 7,409.45-10,224.69-4,052.40

Finding the Fourth Proportional to 7,409.45, 10,224.69 and 4,052.40

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Solution

The fourth proportional to 7,409.45, 10,224.69 and 4,052.40 is: 5,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.45 : 10,224.69 = 4,052.40 : x
  2. Step 2: Convert to fraction form
    7,409.45/10,224.69 = 4,052.40/x
  3. Step 3: Cross multiply
    7,409.45x = 10,224.69 × 4,052.40
  4. Step 4: Simplify right side
    7,409.45x = 41,434,533.76
  5. Step 5: Solve for x
    x = 41,434,533.76/7,409.45
  6. Step 6: Final answer
    x = 5,592.12

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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.