Home / 7,423.74-11,132.37-2,803.50

Finding the Fourth Proportional to 7,423.74, 11,132.37 and 2,803.50

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Solution

The fourth proportional to 7,423.74, 11,132.37 and 2,803.50 is: 4,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.74 : 11,132.37 = 2,803.50 : x
  2. Step 2: Convert to fraction form
    7,423.74/11,132.37 = 2,803.50/x
  3. Step 3: Cross multiply
    7,423.74x = 11,132.37 × 2,803.50
  4. Step 4: Simplify right side
    7,423.74x = 31,209,599.30
  5. Step 5: Solve for x
    x = 31,209,599.30/7,423.74
  6. Step 6: Final answer
    x = 4,204.03

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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.