Home / 4,585.41-6,872.65-2,390.21

Finding the Fourth Proportional to 4,585.41, 6,872.65 and 2,390.21

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Solution

The fourth proportional to 4,585.41, 6,872.65 and 2,390.21 is: 3,582.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.41 : 6,872.65 = 2,390.21 : x
  2. Step 2: Convert to fraction form
    4,585.41/6,872.65 = 2,390.21/x
  3. Step 3: Cross multiply
    4,585.41x = 6,872.65 × 2,390.21
  4. Step 4: Simplify right side
    4,585.41x = 16,427,062.19
  5. Step 5: Solve for x
    x = 16,427,062.19/4,585.41
  6. Step 6: Final answer
    x = 3,582.46

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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.