Home / 5,022.99-6,931.08-2,784.84

Finding the Fourth Proportional to 5,022.99, 6,931.08 and 2,784.84

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Solution

The fourth proportional to 5,022.99, 6,931.08 and 2,784.84 is: 3,842.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.99 : 6,931.08 = 2,784.84 : x
  2. Step 2: Convert to fraction form
    5,022.99/6,931.08 = 2,784.84/x
  3. Step 3: Cross multiply
    5,022.99x = 6,931.08 × 2,784.84
  4. Step 4: Simplify right side
    5,022.99x = 19,301,934.90
  5. Step 5: Solve for x
    x = 19,301,934.90/5,022.99
  6. Step 6: Final answer
    x = 3,842.72

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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.