Home / 3,064.53-4,230.93-1,887.20

Finding the Fourth Proportional to 3,064.53, 4,230.93 and 1,887.20

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Solution

The fourth proportional to 3,064.53, 4,230.93 and 1,887.20 is: 2,605.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.53 : 4,230.93 = 1,887.20 : x
  2. Step 2: Convert to fraction form
    3,064.53/4,230.93 = 1,887.20/x
  3. Step 3: Cross multiply
    3,064.53x = 4,230.93 × 1,887.20
  4. Step 4: Simplify right side
    3,064.53x = 7,984,612.88
  5. Step 5: Solve for x
    x = 7,984,612.88/3,064.53
  6. Step 6: Final answer
    x = 2,605.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.