Home / 13,206.64-19,798.68-4,885.10

Finding the Fourth Proportional to 13,206.64, 19,798.68 and 4,885.10

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Solution

The fourth proportional to 13,206.64, 19,798.68 and 4,885.10 is: 7,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206.64 : 19,798.68 = 4,885.10 : x
  2. Step 2: Convert to fraction form
    13,206.64/19,798.68 = 4,885.10/x
  3. Step 3: Cross multiply
    13,206.64x = 19,798.68 × 4,885.10
  4. Step 4: Simplify right side
    13,206.64x = 96,718,531.67
  5. Step 5: Solve for x
    x = 96,718,531.67/13,206.64
  6. Step 6: Final answer
    x = 7,323.48

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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.