Home / 9,618.48-14,426.10-3,776.76

Finding the Fourth Proportional to 9,618.48, 14,426.10 and 3,776.76

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Solution

The fourth proportional to 9,618.48, 14,426.10 and 3,776.76 is: 5,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.48 : 14,426.10 = 3,776.76 : x
  2. Step 2: Convert to fraction form
    9,618.48/14,426.10 = 3,776.76/x
  3. Step 3: Cross multiply
    9,618.48x = 14,426.10 × 3,776.76
  4. Step 4: Simplify right side
    9,618.48x = 54,483,917.44
  5. Step 5: Solve for x
    x = 54,483,917.44/9,618.48
  6. Step 6: Final answer
    x = 5,664.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.