Home / 5,022.10-6,931.00-2,784.07

Finding the Fourth Proportional to 5,022.10, 6,931.00 and 2,784.07

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Solution

The fourth proportional to 5,022.10, 6,931.00 and 2,784.07 is: 3,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.10 : 6,931.00 = 2,784.07 : x
  2. Step 2: Convert to fraction form
    5,022.10/6,931.00 = 2,784.07/x
  3. Step 3: Cross multiply
    5,022.10x = 6,931.00 × 2,784.07
  4. Step 4: Simplify right side
    5,022.10x = 19,296,401.31
  5. Step 5: Solve for x
    x = 19,296,401.31/5,022.10
  6. Step 6: Final answer
    x = 3,842.30

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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.