Home / 6,457.12-9,673.14-3,782.24

Finding the Fourth Proportional to 6,457.12, 9,673.14 and 3,782.24

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Solution

The fourth proportional to 6,457.12, 9,673.14 and 3,782.24 is: 5,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.12 : 9,673.14 = 3,782.24 : x
  2. Step 2: Convert to fraction form
    6,457.12/9,673.14 = 3,782.24/x
  3. Step 3: Cross multiply
    6,457.12x = 9,673.14 × 3,782.24
  4. Step 4: Simplify right side
    6,457.12x = 36,586,137.03
  5. Step 5: Solve for x
    x = 36,586,137.03/6,457.12
  6. Step 6: Final answer
    x = 5,666.01

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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.