Home / 7,200.44-10,783.08-5,110.40

Finding the Fourth Proportional to 7,200.44, 10,783.08 and 5,110.40

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Solution

The fourth proportional to 7,200.44, 10,783.08 and 5,110.40 is: 7,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.44 : 10,783.08 = 5,110.40 : x
  2. Step 2: Convert to fraction form
    7,200.44/10,783.08 = 5,110.40/x
  3. Step 3: Cross multiply
    7,200.44x = 10,783.08 × 5,110.40
  4. Step 4: Simplify right side
    7,200.44x = 55,105,852.03
  5. Step 5: Solve for x
    x = 55,105,852.03/7,200.44
  6. Step 6: Final answer
    x = 7,653.12

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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.