Home / 12,575.01-18,862.57-3,810.00

Finding the Fourth Proportional to 12,575.01, 18,862.57 and 3,810.00

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Solution

The fourth proportional to 12,575.01, 18,862.57 and 3,810.00 is: 5,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.01 : 18,862.57 = 3,810.00 : x
  2. Step 2: Convert to fraction form
    12,575.01/18,862.57 = 3,810.00/x
  3. Step 3: Cross multiply
    12,575.01x = 18,862.57 × 3,810.00
  4. Step 4: Simplify right side
    12,575.01x = 71,866,467.20
  5. Step 5: Solve for x
    x = 71,866,467.20/12,575.01
  6. Step 6: Final answer
    x = 5,715.02

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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.