Home / 7,790.51-10,750.49-4,253.03

Finding the Fourth Proportional to 7,790.51, 10,750.49 and 4,253.03

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Solution

The fourth proportional to 7,790.51, 10,750.49 and 4,253.03 is: 5,868.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.51 : 10,750.49 = 4,253.03 : x
  2. Step 2: Convert to fraction form
    7,790.51/10,750.49 = 4,253.03/x
  3. Step 3: Cross multiply
    7,790.51x = 10,750.49 × 4,253.03
  4. Step 4: Simplify right side
    7,790.51x = 45,722,156.48
  5. Step 5: Solve for x
    x = 45,722,156.48/7,790.51
  6. Step 6: Final answer
    x = 5,868.96

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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.