Home / 9,344.35-13,999.51-5,436.91

Finding the Fourth Proportional to 9,344.35, 13,999.51 and 5,436.91

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Solution

The fourth proportional to 9,344.35, 13,999.51 and 5,436.91 is: 8,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.35 : 13,999.51 = 5,436.91 : x
  2. Step 2: Convert to fraction form
    9,344.35/13,999.51 = 5,436.91/x
  3. Step 3: Cross multiply
    9,344.35x = 13,999.51 × 5,436.91
  4. Step 4: Simplify right side
    9,344.35x = 76,114,075.91
  5. Step 5: Solve for x
    x = 76,114,075.91/9,344.35
  6. Step 6: Final answer
    x = 8,145.47

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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.