Home / 4,710.15-6,499.04-2,821.23

Finding the Fourth Proportional to 4,710.15, 6,499.04 and 2,821.23

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Solution

The fourth proportional to 4,710.15, 6,499.04 and 2,821.23 is: 3,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.15 : 6,499.04 = 2,821.23 : x
  2. Step 2: Convert to fraction form
    4,710.15/6,499.04 = 2,821.23/x
  3. Step 3: Cross multiply
    4,710.15x = 6,499.04 × 2,821.23
  4. Step 4: Simplify right side
    4,710.15x = 18,335,272.51
  5. Step 5: Solve for x
    x = 18,335,272.51/4,710.15
  6. Step 6: Final answer
    x = 3,892.72

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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.