Home / 3,417.89-4,716.77-1,925.87

Finding the Fourth Proportional to 3,417.89, 4,716.77 and 1,925.87

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Solution

The fourth proportional to 3,417.89, 4,716.77 and 1,925.87 is: 2,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.89 : 4,716.77 = 1,925.87 : x
  2. Step 2: Convert to fraction form
    3,417.89/4,716.77 = 1,925.87/x
  3. Step 3: Cross multiply
    3,417.89x = 4,716.77 × 1,925.87
  4. Step 4: Simplify right side
    3,417.89x = 9,083,852.63
  5. Step 5: Solve for x
    x = 9,083,852.63/3,417.89
  6. Step 6: Final answer
    x = 2,657.74

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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.