Home / 7,270.02-10,911.70-4,502.10

Finding the Fourth Proportional to 7,270.02, 10,911.70 and 4,502.10

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Solution

The fourth proportional to 7,270.02, 10,911.70 and 4,502.10 is: 6,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.02 : 10,911.70 = 4,502.10 : x
  2. Step 2: Convert to fraction form
    7,270.02/10,911.70 = 4,502.10/x
  3. Step 3: Cross multiply
    7,270.02x = 10,911.70 × 4,502.10
  4. Step 4: Simplify right side
    7,270.02x = 49,125,564.57
  5. Step 5: Solve for x
    x = 49,125,564.57/7,270.02
  6. Step 6: Final answer
    x = 6,757.28

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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.