Home / 3,417.89-4,716.91-1,925.67

Finding the Fourth Proportional to 3,417.89, 4,716.91 and 1,925.67

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Solution

The fourth proportional to 3,417.89, 4,716.91 and 1,925.67 is: 2,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.89 : 4,716.91 = 1,925.67 : x
  2. Step 2: Convert to fraction form
    3,417.89/4,716.91 = 1,925.67/x
  3. Step 3: Cross multiply
    3,417.89x = 4,716.91 × 1,925.67
  4. Step 4: Simplify right side
    3,417.89x = 9,083,212.08
  5. Step 5: Solve for x
    x = 9,083,212.08/3,417.89
  6. Step 6: Final answer
    x = 2,657.55

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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.