Home / 3,457.48-5,184.68-1,264.68

Finding the Fourth Proportional to 3,457.48, 5,184.68 and 1,264.68

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Solution

The fourth proportional to 3,457.48, 5,184.68 and 1,264.68 is: 1,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.48 : 5,184.68 = 1,264.68 : x
  2. Step 2: Convert to fraction form
    3,457.48/5,184.68 = 1,264.68/x
  3. Step 3: Cross multiply
    3,457.48x = 5,184.68 × 1,264.68
  4. Step 4: Simplify right side
    3,457.48x = 6,556,961.10
  5. Step 5: Solve for x
    x = 6,556,961.10/3,457.48
  6. Step 6: Final answer
    x = 1,896.46

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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.