Home / 8,260.50-11,395.75-4,903.45

Finding the Fourth Proportional to 8,260.50, 11,395.75 and 4,903.45

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Solution

The fourth proportional to 8,260.50, 11,395.75 and 4,903.45 is: 6,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.50 : 11,395.75 = 4,903.45 : x
  2. Step 2: Convert to fraction form
    8,260.50/11,395.75 = 4,903.45/x
  3. Step 3: Cross multiply
    8,260.50x = 11,395.75 × 4,903.45
  4. Step 4: Simplify right side
    8,260.50x = 55,878,490.34
  5. Step 5: Solve for x
    x = 55,878,490.34/8,260.50
  6. Step 6: Final answer
    x = 6,764.54

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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.