Home / 10,331.85-14,258.64-5,855.58

Finding the Fourth Proportional to 10,331.85, 14,258.64 and 5,855.58

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Solution

The fourth proportional to 10,331.85, 14,258.64 and 5,855.58 is: 8,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.85 : 14,258.64 = 5,855.58 : x
  2. Step 2: Convert to fraction form
    10,331.85/14,258.64 = 5,855.58/x
  3. Step 3: Cross multiply
    10,331.85x = 14,258.64 × 5,855.58
  4. Step 4: Simplify right side
    10,331.85x = 83,492,607.21
  5. Step 5: Solve for x
    x = 83,492,607.21/10,331.85
  6. Step 6: Final answer
    x = 8,081.09

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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.