Home / 10,437.73-15,656.63-2,540.23

Finding the Fourth Proportional to 10,437.73, 15,656.63 and 2,540.23

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Solution

The fourth proportional to 10,437.73, 15,656.63 and 2,540.23 is: 3,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.73 : 15,656.63 = 2,540.23 : x
  2. Step 2: Convert to fraction form
    10,437.73/15,656.63 = 2,540.23/x
  3. Step 3: Cross multiply
    10,437.73x = 15,656.63 × 2,540.23
  4. Step 4: Simplify right side
    10,437.73x = 39,771,389.38
  5. Step 5: Solve for x
    x = 39,771,389.38/10,437.73
  6. Step 6: Final answer
    x = 3,810.35

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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.