Home / 11,335.02-15,637.23-6,616.50

Finding the Fourth Proportional to 11,335.02, 15,637.23 and 6,616.50

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Solution

The fourth proportional to 11,335.02, 15,637.23 and 6,616.50 is: 9,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.02 : 15,637.23 = 6,616.50 : x
  2. Step 2: Convert to fraction form
    11,335.02/15,637.23 = 6,616.50/x
  3. Step 3: Cross multiply
    11,335.02x = 15,637.23 × 6,616.50
  4. Step 4: Simplify right side
    11,335.02x = 103,463,732.30
  5. Step 5: Solve for x
    x = 103,463,732.30/11,335.02
  6. Step 6: Final answer
    x = 9,127.79

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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.