Home / 10,130.94-13,973.31-6,724.08

Finding the Fourth Proportional to 10,130.94, 13,973.31 and 6,724.08

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Solution

The fourth proportional to 10,130.94, 13,973.31 and 6,724.08 is: 9,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.94 : 13,973.31 = 6,724.08 : x
  2. Step 2: Convert to fraction form
    10,130.94/13,973.31 = 6,724.08/x
  3. Step 3: Cross multiply
    10,130.94x = 13,973.31 × 6,724.08
  4. Step 4: Simplify right side
    10,130.94x = 93,957,654.30
  5. Step 5: Solve for x
    x = 93,957,654.30/10,130.94
  6. Step 6: Final answer
    x = 9,274.33

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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.