Home / 10,259.96-15,378.66-4,018.81

Finding the Fourth Proportional to 10,259.96, 15,378.66 and 4,018.81

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Solution

The fourth proportional to 10,259.96, 15,378.66 and 4,018.81 is: 6,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.96 : 15,378.66 = 4,018.81 : x
  2. Step 2: Convert to fraction form
    10,259.96/15,378.66 = 4,018.81/x
  3. Step 3: Cross multiply
    10,259.96x = 15,378.66 × 4,018.81
  4. Step 4: Simplify right side
    10,259.96x = 61,803,946.89
  5. Step 5: Solve for x
    x = 61,803,946.89/10,259.96
  6. Step 6: Final answer
    x = 6,023.80

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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.