Home / 9,312.86-13,969.44-2,292.89

Finding the Fourth Proportional to 9,312.86, 13,969.44 and 2,292.89

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Solution

The fourth proportional to 9,312.86, 13,969.44 and 2,292.89 is: 3,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.86 : 13,969.44 = 2,292.89 : x
  2. Step 2: Convert to fraction form
    9,312.86/13,969.44 = 2,292.89/x
  3. Step 3: Cross multiply
    9,312.86x = 13,969.44 × 2,292.89
  4. Step 4: Simplify right side
    9,312.86x = 32,030,389.28
  5. Step 5: Solve for x
    x = 32,030,389.28/9,312.86
  6. Step 6: Final answer
    x = 3,439.37

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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.