Home / 9,237.75-13,856.63-2,312.25

Finding the Fourth Proportional to 9,237.75, 13,856.63 and 2,312.25

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Solution

The fourth proportional to 9,237.75, 13,856.63 and 2,312.25 is: 3,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.75 : 13,856.63 = 2,312.25 : x
  2. Step 2: Convert to fraction form
    9,237.75/13,856.63 = 2,312.25/x
  3. Step 3: Cross multiply
    9,237.75x = 13,856.63 × 2,312.25
  4. Step 4: Simplify right side
    9,237.75x = 32,039,981.16
  5. Step 5: Solve for x
    x = 32,039,981.16/9,237.75
  6. Step 6: Final answer
    x = 3,468.38

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Similar ratio
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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.