Home / 4,305.12-6,457.64-1,837.84

Finding the Fourth Proportional to 4,305.12, 6,457.64 and 1,837.84

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Solution

The fourth proportional to 4,305.12, 6,457.64 and 1,837.84 is: 2,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.12 : 6,457.64 = 1,837.84 : x
  2. Step 2: Convert to fraction form
    4,305.12/6,457.64 = 1,837.84/x
  3. Step 3: Cross multiply
    4,305.12x = 6,457.64 × 1,837.84
  4. Step 4: Simplify right side
    4,305.12x = 11,868,109.10
  5. Step 5: Solve for x
    x = 11,868,109.10/4,305.12
  6. Step 6: Final answer
    x = 2,756.74

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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.