Home / 3,392.47-5,088.75-1,052.45

Finding the Fourth Proportional to 3,392.47, 5,088.75 and 1,052.45

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Solution

The fourth proportional to 3,392.47, 5,088.75 and 1,052.45 is: 1,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.47 : 5,088.75 = 1,052.45 : x
  2. Step 2: Convert to fraction form
    3,392.47/5,088.75 = 1,052.45/x
  3. Step 3: Cross multiply
    3,392.47x = 5,088.75 × 1,052.45
  4. Step 4: Simplify right side
    3,392.47x = 5,355,629.49
  5. Step 5: Solve for x
    x = 5,355,629.49/3,392.47
  6. Step 6: Final answer
    x = 1,578.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.