Home / 4,785.26-7,178.16-1,707.26

Finding the Fourth Proportional to 4,785.26, 7,178.16 and 1,707.26

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Solution

The fourth proportional to 4,785.26, 7,178.16 and 1,707.26 is: 2,560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.26 : 7,178.16 = 1,707.26 : x
  2. Step 2: Convert to fraction form
    4,785.26/7,178.16 = 1,707.26/x
  3. Step 3: Cross multiply
    4,785.26x = 7,178.16 × 1,707.26
  4. Step 4: Simplify right side
    4,785.26x = 12,254,985.44
  5. Step 5: Solve for x
    x = 12,254,985.44/4,785.26
  6. Step 6: Final answer
    x = 2,560.99

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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.