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Finding the Fourth Proportional to 6,368.24, 8,767.40 and 5,021.41

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Solution

The fourth proportional to 6,368.24, 8,767.40 and 5,021.41 is: 6,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.24 : 8,767.40 = 5,021.41 : x
  2. Step 2: Convert to fraction form
    6,368.24/8,767.40 = 5,021.41/x
  3. Step 3: Cross multiply
    6,368.24x = 8,767.40 × 5,021.41
  4. Step 4: Simplify right side
    6,368.24x = 44,024,710.03
  5. Step 5: Solve for x
    x = 44,024,710.03/6,368.24
  6. Step 6: Final answer
    x = 6,913.17

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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.