Home / 4,710.12-6,501.16-3,218.64

Finding the Fourth Proportional to 4,710.12, 6,501.16 and 3,218.64

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Solution

The fourth proportional to 4,710.12, 6,501.16 and 3,218.64 is: 4,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.12 : 6,501.16 = 3,218.64 : x
  2. Step 2: Convert to fraction form
    4,710.12/6,501.16 = 3,218.64/x
  3. Step 3: Cross multiply
    4,710.12x = 6,501.16 × 3,218.64
  4. Step 4: Simplify right side
    4,710.12x = 20,924,893.62
  5. Step 5: Solve for x
    x = 20,924,893.62/4,710.12
  6. Step 6: Final answer
    x = 4,442.54

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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.