Home / 4,678.86-7,017.33-1,716.29

Finding the Fourth Proportional to 4,678.86, 7,017.33 and 1,716.29

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Solution

The fourth proportional to 4,678.86, 7,017.33 and 1,716.29 is: 2,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.86 : 7,017.33 = 1,716.29 : x
  2. Step 2: Convert to fraction form
    4,678.86/7,017.33 = 1,716.29/x
  3. Step 3: Cross multiply
    4,678.86x = 7,017.33 × 1,716.29
  4. Step 4: Simplify right side
    4,678.86x = 12,043,785.74
  5. Step 5: Solve for x
    x = 12,043,785.74/4,678.86
  6. Step 6: Final answer
    x = 2,574.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.