Home / 4,185.47-5,775.54-2,417.65

Finding the Fourth Proportional to 4,185.47, 5,775.54 and 2,417.65

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Solution

The fourth proportional to 4,185.47, 5,775.54 and 2,417.65 is: 3,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.47 : 5,775.54 = 2,417.65 : x
  2. Step 2: Convert to fraction form
    4,185.47/5,775.54 = 2,417.65/x
  3. Step 3: Cross multiply
    4,185.47x = 5,775.54 × 2,417.65
  4. Step 4: Simplify right side
    4,185.47x = 13,963,210.78
  5. Step 5: Solve for x
    x = 13,963,210.78/4,185.47
  6. Step 6: Final answer
    x = 3,336.11

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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.