Home / 4,682.20-6,461.86-2,587

Finding the Fourth Proportional to 4,682.20, 6,461.86 and 2,587

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Solution

The fourth proportional to 4,682.20, 6,461.86 and 2,587 is: 3,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.20 : 6,461.86 = 2,587 : x
  2. Step 2: Convert to fraction form
    4,682.20/6,461.86 = 2,587/x
  3. Step 3: Cross multiply
    4,682.20x = 6,461.86 × 2,587
  4. Step 4: Simplify right side
    4,682.20x = 16,716,831.82
  5. Step 5: Solve for x
    x = 16,716,831.82/4,682.20
  6. Step 6: Final answer
    x = 3,570.29

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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.