Home / 12,594.30-18,896.10-5,199.40

Finding the Fourth Proportional to 12,594.30, 18,896.10 and 5,199.40

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Solution

The fourth proportional to 12,594.30, 18,896.10 and 5,199.40 is: 7,801.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.30 : 18,896.10 = 5,199.40 : x
  2. Step 2: Convert to fraction form
    12,594.30/18,896.10 = 5,199.40/x
  3. Step 3: Cross multiply
    12,594.30x = 18,896.10 × 5,199.40
  4. Step 4: Simplify right side
    12,594.30x = 98,248,382.34
  5. Step 5: Solve for x
    x = 98,248,382.34/12,594.30
  6. Step 6: Final answer
    x = 7,801.02

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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.