Home / 13,208.60-19,813.77-4,888.41

Finding the Fourth Proportional to 13,208.60, 19,813.77 and 4,888.41

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Solution

The fourth proportional to 13,208.60, 19,813.77 and 4,888.41 is: 7,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.60 : 19,813.77 = 4,888.41 : x
  2. Step 2: Convert to fraction form
    13,208.60/19,813.77 = 4,888.41/x
  3. Step 3: Cross multiply
    13,208.60x = 19,813.77 × 4,888.41
  4. Step 4: Simplify right side
    13,208.60x = 96,857,831.41
  5. Step 5: Solve for x
    x = 96,857,831.41/13,208.60
  6. Step 6: Final answer
    x = 7,332.94

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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.