Home / 7,549.90-10,418.50-4,192.93

Finding the Fourth Proportional to 7,549.90, 10,418.50 and 4,192.93

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Solution

The fourth proportional to 7,549.90, 10,418.50 and 4,192.93 is: 5,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.90 : 10,418.50 = 4,192.93 : x
  2. Step 2: Convert to fraction form
    7,549.90/10,418.50 = 4,192.93/x
  3. Step 3: Cross multiply
    7,549.90x = 10,418.50 × 4,192.93
  4. Step 4: Simplify right side
    7,549.90x = 43,683,999.59
  5. Step 5: Solve for x
    x = 43,683,999.59/7,549.90
  6. Step 6: Final answer
    x = 5,786.04

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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.