Home / 7,001.20-10,503.75-3,052.80

Finding the Fourth Proportional to 7,001.20, 10,503.75 and 3,052.80

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Solution

The fourth proportional to 7,001.20, 10,503.75 and 3,052.80 is: 4,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.20 : 10,503.75 = 3,052.80 : x
  2. Step 2: Convert to fraction form
    7,001.20/10,503.75 = 3,052.80/x
  3. Step 3: Cross multiply
    7,001.20x = 10,503.75 × 3,052.80
  4. Step 4: Simplify right side
    7,001.20x = 32,065,836.55
  5. Step 5: Solve for x
    x = 32,065,836.55/7,001.20
  6. Step 6: Final answer
    x = 4,580.05

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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.