Home / 9,436.93-14,157.38-3,890.23

Finding the Fourth Proportional to 9,436.93, 14,157.38 and 3,890.23

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Solution

The fourth proportional to 9,436.93, 14,157.38 and 3,890.23 is: 5,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.93 : 14,157.38 = 3,890.23 : x
  2. Step 2: Convert to fraction form
    9,436.93/14,157.38 = 3,890.23/x
  3. Step 3: Cross multiply
    9,436.93x = 14,157.38 × 3,890.23
  4. Step 4: Simplify right side
    9,436.93x = 55,075,374.16
  5. Step 5: Solve for x
    x = 55,075,374.16/9,436.93
  6. Step 6: Final answer
    x = 5,836.16

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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.