Home / 4,228.65-6,312.42-3,710.25

Finding the Fourth Proportional to 4,228.65, 6,312.42 and 3,710.25

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Solution

The fourth proportional to 4,228.65, 6,312.42 and 3,710.25 is: 5,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.65 : 6,312.42 = 3,710.25 : x
  2. Step 2: Convert to fraction form
    4,228.65/6,312.42 = 3,710.25/x
  3. Step 3: Cross multiply
    4,228.65x = 6,312.42 × 3,710.25
  4. Step 4: Simplify right side
    4,228.65x = 23,420,656.31
  5. Step 5: Solve for x
    x = 23,420,656.31/4,228.65
  6. Step 6: Final answer
    x = 5,538.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.