Home / 9,617.97-13,269.24-5,637.63

Finding the Fourth Proportional to 9,617.97, 13,269.24 and 5,637.63

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Solution

The fourth proportional to 9,617.97, 13,269.24 and 5,637.63 is: 7,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.97 : 13,269.24 = 5,637.63 : x
  2. Step 2: Convert to fraction form
    9,617.97/13,269.24 = 5,637.63/x
  3. Step 3: Cross multiply
    9,617.97x = 13,269.24 × 5,637.63
  4. Step 4: Simplify right side
    9,617.97x = 74,807,065.50
  5. Step 5: Solve for x
    x = 74,807,065.50/9,617.97
  6. Step 6: Final answer
    x = 7,777.84

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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.