Home / 11,528.93-15,908.60-6,493.02

Finding the Fourth Proportional to 11,528.93, 15,908.60 and 6,493.02

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Solution

The fourth proportional to 11,528.93, 15,908.60 and 6,493.02 is: 8,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.93 : 15,908.60 = 6,493.02 : x
  2. Step 2: Convert to fraction form
    11,528.93/15,908.60 = 6,493.02/x
  3. Step 3: Cross multiply
    11,528.93x = 15,908.60 × 6,493.02
  4. Step 4: Simplify right side
    11,528.93x = 103,294,825.51
  5. Step 5: Solve for x
    x = 103,294,825.51/11,528.93
  6. Step 6: Final answer
    x = 8,959.62

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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.