Home / 6,885.36-9,503.30-4,527.72

Finding the Fourth Proportional to 6,885.36, 9,503.30 and 4,527.72

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Solution

The fourth proportional to 6,885.36, 9,503.30 and 4,527.72 is: 6,249.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.36 : 9,503.30 = 4,527.72 : x
  2. Step 2: Convert to fraction form
    6,885.36/9,503.30 = 4,527.72/x
  3. Step 3: Cross multiply
    6,885.36x = 9,503.30 × 4,527.72
  4. Step 4: Simplify right side
    6,885.36x = 43,028,281.48
  5. Step 5: Solve for x
    x = 43,028,281.48/6,885.36
  6. Step 6: Final answer
    x = 6,249.24

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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.