Home / 6,307.59-8,704.64-3,513.15

Finding the Fourth Proportional to 6,307.59, 8,704.64 and 3,513.15

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Solution

The fourth proportional to 6,307.59, 8,704.64 and 3,513.15 is: 4,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.59 : 8,704.64 = 3,513.15 : x
  2. Step 2: Convert to fraction form
    6,307.59/8,704.64 = 3,513.15/x
  3. Step 3: Cross multiply
    6,307.59x = 8,704.64 × 3,513.15
  4. Step 4: Simplify right side
    6,307.59x = 30,580,688.45
  5. Step 5: Solve for x
    x = 30,580,688.45/6,307.59
  6. Step 6: Final answer
    x = 4,848.24

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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.