Home / 9,403.86-14,106.06-2,478.36

Finding the Fourth Proportional to 9,403.86, 14,106.06 and 2,478.36

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Solution

The fourth proportional to 9,403.86, 14,106.06 and 2,478.36 is: 3,717.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.86 : 14,106.06 = 2,478.36 : x
  2. Step 2: Convert to fraction form
    9,403.86/14,106.06 = 2,478.36/x
  3. Step 3: Cross multiply
    9,403.86x = 14,106.06 × 2,478.36
  4. Step 4: Simplify right side
    9,403.86x = 34,959,894.86
  5. Step 5: Solve for x
    x = 34,959,894.86/9,403.86
  6. Step 6: Final answer
    x = 3,717.61

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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.