Home / 7,436.47-10,259.50-4,747.79

Finding the Fourth Proportional to 7,436.47, 10,259.50 and 4,747.79

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Solution

The fourth proportional to 7,436.47, 10,259.50 and 4,747.79 is: 6,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.47 : 10,259.50 = 4,747.79 : x
  2. Step 2: Convert to fraction form
    7,436.47/10,259.50 = 4,747.79/x
  3. Step 3: Cross multiply
    7,436.47x = 10,259.50 × 4,747.79
  4. Step 4: Simplify right side
    7,436.47x = 48,709,951.51
  5. Step 5: Solve for x
    x = 48,709,951.51/7,436.47
  6. Step 6: Final answer
    x = 6,550.14

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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.