Home / 9,521.80-14,280.37-3,975.19

Finding the Fourth Proportional to 9,521.80, 14,280.37 and 3,975.19

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Solution

The fourth proportional to 9,521.80, 14,280.37 and 3,975.19 is: 5,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.80 : 14,280.37 = 3,975.19 : x
  2. Step 2: Convert to fraction form
    9,521.80/14,280.37 = 3,975.19/x
  3. Step 3: Cross multiply
    9,521.80x = 14,280.37 × 3,975.19
  4. Step 4: Simplify right side
    9,521.80x = 56,767,184.02
  5. Step 5: Solve for x
    x = 56,767,184.02/9,521.80
  6. Step 6: Final answer
    x = 5,961.81

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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.