Home / 10,087-13,916.36-6,106.66

Finding the Fourth Proportional to 10,087, 13,916.36 and 6,106.66

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Solution

The fourth proportional to 10,087, 13,916.36 and 6,106.66 is: 8,424.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087 : 13,916.36 = 6,106.66 : x
  2. Step 2: Convert to fraction form
    10,087/13,916.36 = 6,106.66/x
  3. Step 3: Cross multiply
    10,087x = 13,916.36 × 6,106.66
  4. Step 4: Simplify right side
    10,087x = 84,982,478.96
  5. Step 5: Solve for x
    x = 84,982,478.96/10,087
  6. Step 6: Final answer
    x = 8,424.95

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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.