Home / 3,417.65-4,716.81-1,925.86

Finding the Fourth Proportional to 3,417.65, 4,716.81 and 1,925.86

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Solution

The fourth proportional to 3,417.65, 4,716.81 and 1,925.86 is: 2,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.65 : 4,716.81 = 1,925.86 : x
  2. Step 2: Convert to fraction form
    3,417.65/4,716.81 = 1,925.86/x
  3. Step 3: Cross multiply
    3,417.65x = 4,716.81 × 1,925.86
  4. Step 4: Simplify right side
    3,417.65x = 9,083,882.49
  5. Step 5: Solve for x
    x = 9,083,882.49/3,417.65
  6. Step 6: Final answer
    x = 2,657.93

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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.