Home / 2,909.75-4,364.64-1,523.50

Finding the Fourth Proportional to 2,909.75, 4,364.64 and 1,523.50

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Solution

The fourth proportional to 2,909.75, 4,364.64 and 1,523.50 is: 2,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.75 : 4,364.64 = 1,523.50 : x
  2. Step 2: Convert to fraction form
    2,909.75/4,364.64 = 1,523.50/x
  3. Step 3: Cross multiply
    2,909.75x = 4,364.64 × 1,523.50
  4. Step 4: Simplify right side
    2,909.75x = 6,649,513.06
  5. Step 5: Solve for x
    x = 6,649,513.06/2,909.75
  6. Step 6: Final answer
    x = 2,285.25

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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.