Home / 5,216.04-7,820.60-2,877.17

Finding the Fourth Proportional to 5,216.04, 7,820.60 and 2,877.17

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Solution

The fourth proportional to 5,216.04, 7,820.60 and 2,877.17 is: 4,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.04 : 7,820.60 = 2,877.17 : x
  2. Step 2: Convert to fraction form
    5,216.04/7,820.60 = 2,877.17/x
  3. Step 3: Cross multiply
    5,216.04x = 7,820.60 × 2,877.17
  4. Step 4: Simplify right side
    5,216.04x = 22,501,142.21
  5. Step 5: Solve for x
    x = 22,501,142.21/5,216.04
  6. Step 6: Final answer
    x = 4,313.84

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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.