Home / 12,798.93-19,199.36-4,362.81

Finding the Fourth Proportional to 12,798.93, 19,199.36 and 4,362.81

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Solution

The fourth proportional to 12,798.93, 19,199.36 and 4,362.81 is: 6,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798.93 : 19,199.36 = 4,362.81 : x
  2. Step 2: Convert to fraction form
    12,798.93/19,199.36 = 4,362.81/x
  3. Step 3: Cross multiply
    12,798.93x = 19,199.36 × 4,362.81
  4. Step 4: Simplify right side
    12,798.93x = 83,763,170.71
  5. Step 5: Solve for x
    x = 83,763,170.71/12,798.93
  6. Step 6: Final answer
    x = 6,544.54

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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.