Home / 4,785.42-7,178.16-1,498.26

Finding the Fourth Proportional to 4,785.42, 7,178.16 and 1,498.26

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Solution

The fourth proportional to 4,785.42, 7,178.16 and 1,498.26 is: 2,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.42 : 7,178.16 = 1,498.26 : x
  2. Step 2: Convert to fraction form
    4,785.42/7,178.16 = 1,498.26/x
  3. Step 3: Cross multiply
    4,785.42x = 7,178.16 × 1,498.26
  4. Step 4: Simplify right side
    4,785.42x = 10,754,750.00
  5. Step 5: Solve for x
    x = 10,754,750.00/4,785.42
  6. Step 6: Final answer
    x = 2,247.40

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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.