Home / 11,309.51-15,607.00-6,273.60

Finding the Fourth Proportional to 11,309.51, 15,607.00 and 6,273.60

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Solution

The fourth proportional to 11,309.51, 15,607.00 and 6,273.60 is: 8,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309.51 : 15,607.00 = 6,273.60 : x
  2. Step 2: Convert to fraction form
    11,309.51/15,607.00 = 6,273.60/x
  3. Step 3: Cross multiply
    11,309.51x = 15,607.00 × 6,273.60
  4. Step 4: Simplify right side
    11,309.51x = 97,912,077.02
  5. Step 5: Solve for x
    x = 97,912,077.02/11,309.51
  6. Step 6: Final answer
    x = 8,657.50

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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.