Home / 10,458.93-15,688.13-2,561.43

Finding the Fourth Proportional to 10,458.93, 15,688.13 and 2,561.43

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Solution

The fourth proportional to 10,458.93, 15,688.13 and 2,561.43 is: 3,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.93 : 15,688.13 = 2,561.43 : x
  2. Step 2: Convert to fraction form
    10,458.93/15,688.13 = 2,561.43/x
  3. Step 3: Cross multiply
    10,458.93x = 15,688.13 × 2,561.43
  4. Step 4: Simplify right side
    10,458.93x = 40,184,034.02
  5. Step 5: Solve for x
    x = 40,184,034.02/10,458.93
  6. Step 6: Final answer
    x = 3,842.08

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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.