Home / 6,457.03-9,687.12-2,074.36

Finding the Fourth Proportional to 6,457.03, 9,687.12 and 2,074.36

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Solution

The fourth proportional to 6,457.03, 9,687.12 and 2,074.36 is: 3,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.03 : 9,687.12 = 2,074.36 : x
  2. Step 2: Convert to fraction form
    6,457.03/9,687.12 = 2,074.36/x
  3. Step 3: Cross multiply
    6,457.03x = 9,687.12 × 2,074.36
  4. Step 4: Simplify right side
    6,457.03x = 20,094,574.24
  5. Step 5: Solve for x
    x = 20,094,574.24/6,457.03
  6. Step 6: Final answer
    x = 3,112.05

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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.