Home / 8,435.98-11,644.36-4,898.50

Finding the Fourth Proportional to 8,435.98, 11,644.36 and 4,898.50

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Solution

The fourth proportional to 8,435.98, 11,644.36 and 4,898.50 is: 6,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.98 : 11,644.36 = 4,898.50 : x
  2. Step 2: Convert to fraction form
    8,435.98/11,644.36 = 4,898.50/x
  3. Step 3: Cross multiply
    8,435.98x = 11,644.36 × 4,898.50
  4. Step 4: Simplify right side
    8,435.98x = 57,039,897.46
  5. Step 5: Solve for x
    x = 57,039,897.46/8,435.98
  6. Step 6: Final answer
    x = 6,761.50

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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.