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Finding the Fourth Proportional to 7,698.48, 10,623.08 and 4,341.22

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Solution

The fourth proportional to 7,698.48, 10,623.08 and 4,341.22 is: 5,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698.48 : 10,623.08 = 4,341.22 : x
  2. Step 2: Convert to fraction form
    7,698.48/10,623.08 = 4,341.22/x
  3. Step 3: Cross multiply
    7,698.48x = 10,623.08 × 4,341.22
  4. Step 4: Simplify right side
    7,698.48x = 46,117,127.36
  5. Step 5: Solve for x
    x = 46,117,127.36/7,698.48
  6. Step 6: Final answer
    x = 5,990.42

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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.