Home / 6,307.53-8,704.40-3,513.03

Finding the Fourth Proportional to 6,307.53, 8,704.40 and 3,513.03

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Solution

The fourth proportional to 6,307.53, 8,704.40 and 3,513.03 is: 4,847.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.53 : 8,704.40 = 3,513.03 : x
  2. Step 2: Convert to fraction form
    6,307.53/8,704.40 = 3,513.03/x
  3. Step 3: Cross multiply
    6,307.53x = 8,704.40 × 3,513.03
  4. Step 4: Simplify right side
    6,307.53x = 30,578,800.77
  5. Step 5: Solve for x
    x = 30,578,800.77/6,307.53
  6. Step 6: Final answer
    x = 4,847.98

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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.