Home / 10,542.06-14,541.48-6,290.28

Finding the Fourth Proportional to 10,542.06, 14,541.48 and 6,290.28

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Solution

The fourth proportional to 10,542.06, 14,541.48 and 6,290.28 is: 8,676.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.06 : 14,541.48 = 6,290.28 : x
  2. Step 2: Convert to fraction form
    10,542.06/14,541.48 = 6,290.28/x
  3. Step 3: Cross multiply
    10,542.06x = 14,541.48 × 6,290.28
  4. Step 4: Simplify right side
    10,542.06x = 91,469,980.81
  5. Step 5: Solve for x
    x = 91,469,980.81/10,542.06
  6. Step 6: Final answer
    x = 8,676.67

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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.