Home / 13,261.77-19,892.64-6,237.39

Finding the Fourth Proportional to 13,261.77, 19,892.64 and 6,237.39

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Solution

The fourth proportional to 13,261.77, 19,892.64 and 6,237.39 is: 9,356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.77 : 19,892.64 = 6,237.39 : x
  2. Step 2: Convert to fraction form
    13,261.77/19,892.64 = 6,237.39/x
  3. Step 3: Cross multiply
    13,261.77x = 19,892.64 × 6,237.39
  4. Step 4: Simplify right side
    13,261.77x = 124,078,153.81
  5. Step 5: Solve for x
    x = 124,078,153.81/13,261.77
  6. Step 6: Final answer
    x = 9,356.08

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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.