Home / 8,383.94-11,570.04-4,607.07

Finding the Fourth Proportional to 8,383.94, 11,570.04 and 4,607.07

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Solution

The fourth proportional to 8,383.94, 11,570.04 and 4,607.07 is: 6,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.94 : 11,570.04 = 4,607.07 : x
  2. Step 2: Convert to fraction form
    8,383.94/11,570.04 = 4,607.07/x
  3. Step 3: Cross multiply
    8,383.94x = 11,570.04 × 4,607.07
  4. Step 4: Simplify right side
    8,383.94x = 53,303,984.18
  5. Step 5: Solve for x
    x = 53,303,984.18/8,383.94
  6. Step 6: Final answer
    x = 6,357.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.