Home / 6,306.15-8,701.16-3,653.40

Finding the Fourth Proportional to 6,306.15, 8,701.16 and 3,653.40

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Solution

The fourth proportional to 6,306.15, 8,701.16 and 3,653.40 is: 5,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.15 : 8,701.16 = 3,653.40 : x
  2. Step 2: Convert to fraction form
    6,306.15/8,701.16 = 3,653.40/x
  3. Step 3: Cross multiply
    6,306.15x = 8,701.16 × 3,653.40
  4. Step 4: Simplify right side
    6,306.15x = 31,788,817.94
  5. Step 5: Solve for x
    x = 31,788,817.94/6,306.15
  6. Step 6: Final answer
    x = 5,040.92

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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.