Home / 4,756.32-7,134.48-2,807.46

Finding the Fourth Proportional to 4,756.32, 7,134.48 and 2,807.46

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Solution

The fourth proportional to 4,756.32, 7,134.48 and 2,807.46 is: 4,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.32 : 7,134.48 = 2,807.46 : x
  2. Step 2: Convert to fraction form
    4,756.32/7,134.48 = 2,807.46/x
  3. Step 3: Cross multiply
    4,756.32x = 7,134.48 × 2,807.46
  4. Step 4: Simplify right side
    4,756.32x = 20,029,767.22
  5. Step 5: Solve for x
    x = 20,029,767.22/4,756.32
  6. Step 6: Final answer
    x = 4,211.19

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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.