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Finding the Fourth Proportional to 7,341.63, 10,984.86 and 4,369.13

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Solution

The fourth proportional to 7,341.63, 10,984.86 and 4,369.13 is: 6,537.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.63 : 10,984.86 = 4,369.13 : x
  2. Step 2: Convert to fraction form
    7,341.63/10,984.86 = 4,369.13/x
  3. Step 3: Cross multiply
    7,341.63x = 10,984.86 × 4,369.13
  4. Step 4: Simplify right side
    7,341.63x = 47,994,281.37
  5. Step 5: Solve for x
    x = 47,994,281.37/7,341.63
  6. Step 6: Final answer
    x = 6,537.28

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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.