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Finding the Fourth Proportional to 6,316.63, 8,717.00 and 3,484.10

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Solution

The fourth proportional to 6,316.63, 8,717.00 and 3,484.10 is: 4,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.63 : 8,717.00 = 3,484.10 : x
  2. Step 2: Convert to fraction form
    6,316.63/8,717.00 = 3,484.10/x
  3. Step 3: Cross multiply
    6,316.63x = 8,717.00 × 3,484.10
  4. Step 4: Simplify right side
    6,316.63x = 30,370,904.07
  5. Step 5: Solve for x
    x = 30,370,904.07/6,316.63
  6. Step 6: Final answer
    x = 4,808.09

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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.