Home / 8,945.84-13,412.64-4,554.80

Finding the Fourth Proportional to 8,945.84, 13,412.64 and 4,554.80

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Solution

The fourth proportional to 8,945.84, 13,412.64 and 4,554.80 is: 6,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.84 : 13,412.64 = 4,554.80 : x
  2. Step 2: Convert to fraction form
    8,945.84/13,412.64 = 4,554.80/x
  3. Step 3: Cross multiply
    8,945.84x = 13,412.64 × 4,554.80
  4. Step 4: Simplify right side
    8,945.84x = 61,091,892.67
  5. Step 5: Solve for x
    x = 61,091,892.67/8,945.84
  6. Step 6: Final answer
    x = 6,829.08

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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.