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Finding the Fourth Proportional to 7,368.16, 11,048.76 and 2,684.89

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Solution

The fourth proportional to 7,368.16, 11,048.76 and 2,684.89 is: 4,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.16 : 11,048.76 = 2,684.89 : x
  2. Step 2: Convert to fraction form
    7,368.16/11,048.76 = 2,684.89/x
  3. Step 3: Cross multiply
    7,368.16x = 11,048.76 × 2,684.89
  4. Step 4: Simplify right side
    7,368.16x = 29,664,705.24
  5. Step 5: Solve for x
    x = 29,664,705.24/7,368.16
  6. Step 6: Final answer
    x = 4,026.07

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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.