Home / 7,447.04-10,277.03-4,089.99

Finding the Fourth Proportional to 7,447.04, 10,277.03 and 4,089.99

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Solution

The fourth proportional to 7,447.04, 10,277.03 and 4,089.99 is: 5,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.04 : 10,277.03 = 4,089.99 : x
  2. Step 2: Convert to fraction form
    7,447.04/10,277.03 = 4,089.99/x
  3. Step 3: Cross multiply
    7,447.04x = 10,277.03 × 4,089.99
  4. Step 4: Simplify right side
    7,447.04x = 42,032,949.93
  5. Step 5: Solve for x
    x = 42,032,949.93/7,447.04
  6. Step 6: Final answer
    x = 5,644.25

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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.