Home / 7,549.95-10,419.53-4,193.07

Finding the Fourth Proportional to 7,549.95, 10,419.53 and 4,193.07

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Solution

The fourth proportional to 7,549.95, 10,419.53 and 4,193.07 is: 5,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.95 : 10,419.53 = 4,193.07 : x
  2. Step 2: Convert to fraction form
    7,549.95/10,419.53 = 4,193.07/x
  3. Step 3: Cross multiply
    7,549.95x = 10,419.53 × 4,193.07
  4. Step 4: Simplify right side
    7,549.95x = 43,689,797.69
  5. Step 5: Solve for x
    x = 43,689,797.69/7,549.95
  6. Step 6: Final answer
    x = 5,786.77

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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.