Home / 6,574.64-9,074.18-3,885.75

Finding the Fourth Proportional to 6,574.64, 9,074.18 and 3,885.75

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Solution

The fourth proportional to 6,574.64, 9,074.18 and 3,885.75 is: 5,363.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.64 : 9,074.18 = 3,885.75 : x
  2. Step 2: Convert to fraction form
    6,574.64/9,074.18 = 3,885.75/x
  3. Step 3: Cross multiply
    6,574.64x = 9,074.18 × 3,885.75
  4. Step 4: Simplify right side
    6,574.64x = 35,259,975.51
  5. Step 5: Solve for x
    x = 35,259,975.51/6,574.64
  6. Step 6: Final answer
    x = 5,363.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.