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Finding the Fourth Proportional to 4,316.48, 6,484.48 and 2,586.32

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Solution

The fourth proportional to 4,316.48, 6,484.48 and 2,586.32 is: 3,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.48 : 6,484.48 = 2,586.32 : x
  2. Step 2: Convert to fraction form
    4,316.48/6,484.48 = 2,586.32/x
  3. Step 3: Cross multiply
    4,316.48x = 6,484.48 × 2,586.32
  4. Step 4: Simplify right side
    4,316.48x = 16,770,940.31
  5. Step 5: Solve for x
    x = 16,770,940.31/4,316.48
  6. Step 6: Final answer
    x = 3,885.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.