Home / 4,770.53-7,154.98-1,260.57

Finding the Fourth Proportional to 4,770.53, 7,154.98 and 1,260.57

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Solution

The fourth proportional to 4,770.53, 7,154.98 and 1,260.57 is: 1,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.53 : 7,154.98 = 1,260.57 : x
  2. Step 2: Convert to fraction form
    4,770.53/7,154.98 = 1,260.57/x
  3. Step 3: Cross multiply
    4,770.53x = 7,154.98 × 1,260.57
  4. Step 4: Simplify right side
    4,770.53x = 9,019,346.84
  5. Step 5: Solve for x
    x = 9,019,346.84/4,770.53
  6. Step 6: Final answer
    x = 1,890.64

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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.