Home / 3,045.50-4,570.55-1,584.53

Finding the Fourth Proportional to 3,045.50, 4,570.55 and 1,584.53

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Solution

The fourth proportional to 3,045.50, 4,570.55 and 1,584.53 is: 2,377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.50 : 4,570.55 = 1,584.53 : x
  2. Step 2: Convert to fraction form
    3,045.50/4,570.55 = 1,584.53/x
  3. Step 3: Cross multiply
    3,045.50x = 4,570.55 × 1,584.53
  4. Step 4: Simplify right side
    3,045.50x = 7,242,173.59
  5. Step 5: Solve for x
    x = 7,242,173.59/3,045.50
  6. Step 6: Final answer
    x = 2,377.99

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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.