Home / 10,364.12-15,548.86-2,969.12

Finding the Fourth Proportional to 10,364.12, 15,548.86 and 2,969.12

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Solution

The fourth proportional to 10,364.12, 15,548.86 and 2,969.12 is: 4,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.12 : 15,548.86 = 2,969.12 : x
  2. Step 2: Convert to fraction form
    10,364.12/15,548.86 = 2,969.12/x
  3. Step 3: Cross multiply
    10,364.12x = 15,548.86 × 2,969.12
  4. Step 4: Simplify right side
    10,364.12x = 46,166,473.79
  5. Step 5: Solve for x
    x = 46,166,473.79/10,364.12
  6. Step 6: Final answer
    x = 4,454.45

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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.