Home / 4,392.37-6,587.56-1,271.71

Finding the Fourth Proportional to 4,392.37, 6,587.56 and 1,271.71

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Solution

The fourth proportional to 4,392.37, 6,587.56 and 1,271.71 is: 1,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.37 : 6,587.56 = 1,271.71 : x
  2. Step 2: Convert to fraction form
    4,392.37/6,587.56 = 1,271.71/x
  3. Step 3: Cross multiply
    4,392.37x = 6,587.56 × 1,271.71
  4. Step 4: Simplify right side
    4,392.37x = 8,377,465.93
  5. Step 5: Solve for x
    x = 8,377,465.93/4,392.37
  6. Step 6: Final answer
    x = 1,907.28

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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.