Home / 7,899.06-11,848.38-2,901.60

Finding the Fourth Proportional to 7,899.06, 11,848.38 and 2,901.60

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Solution

The fourth proportional to 7,899.06, 11,848.38 and 2,901.60 is: 4,352.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.06 : 11,848.38 = 2,901.60 : x
  2. Step 2: Convert to fraction form
    7,899.06/11,848.38 = 2,901.60/x
  3. Step 3: Cross multiply
    7,899.06x = 11,848.38 × 2,901.60
  4. Step 4: Simplify right side
    7,899.06x = 34,379,259.41
  5. Step 5: Solve for x
    x = 34,379,259.41/7,899.06
  6. Step 6: Final answer
    x = 4,352.32

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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.