Home / 5,457.16-8,185.74-2,536.30

Finding the Fourth Proportional to 5,457.16, 8,185.74 and 2,536.30

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Solution

The fourth proportional to 5,457.16, 8,185.74 and 2,536.30 is: 3,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.16 : 8,185.74 = 2,536.30 : x
  2. Step 2: Convert to fraction form
    5,457.16/8,185.74 = 2,536.30/x
  3. Step 3: Cross multiply
    5,457.16x = 8,185.74 × 2,536.30
  4. Step 4: Simplify right side
    5,457.16x = 20,761,492.36
  5. Step 5: Solve for x
    x = 20,761,492.36/5,457.16
  6. Step 6: Final answer
    x = 3,804.45

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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.