Home / 6,154.89-9,240.53-5,236.35

Finding the Fourth Proportional to 6,154.89, 9,240.53 and 5,236.35

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Solution

The fourth proportional to 6,154.89, 9,240.53 and 5,236.35 is: 7,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.89 : 9,240.53 = 5,236.35 : x
  2. Step 2: Convert to fraction form
    6,154.89/9,240.53 = 5,236.35/x
  3. Step 3: Cross multiply
    6,154.89x = 9,240.53 × 5,236.35
  4. Step 4: Simplify right side
    6,154.89x = 48,386,649.27
  5. Step 5: Solve for x
    x = 48,386,649.27/6,154.89
  6. Step 6: Final answer
    x = 7,861.50

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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.