Home / 8,587.71-11,850.36-4,810.58

Finding the Fourth Proportional to 8,587.71, 11,850.36 and 4,810.58

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Solution

The fourth proportional to 8,587.71, 11,850.36 and 4,810.58 is: 6,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.71 : 11,850.36 = 4,810.58 : x
  2. Step 2: Convert to fraction form
    8,587.71/11,850.36 = 4,810.58/x
  3. Step 3: Cross multiply
    8,587.71x = 11,850.36 × 4,810.58
  4. Step 4: Simplify right side
    8,587.71x = 57,007,104.81
  5. Step 5: Solve for x
    x = 57,007,104.81/8,587.71
  6. Step 6: Final answer
    x = 6,638.22

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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.