Home / 10,654.95-14,703.69-6,178.59

Finding the Fourth Proportional to 10,654.95, 14,703.69 and 6,178.59

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Solution

The fourth proportional to 10,654.95, 14,703.69 and 6,178.59 is: 8,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.95 : 14,703.69 = 6,178.59 : x
  2. Step 2: Convert to fraction form
    10,654.95/14,703.69 = 6,178.59/x
  3. Step 3: Cross multiply
    10,654.95x = 14,703.69 × 6,178.59
  4. Step 4: Simplify right side
    10,654.95x = 90,848,072.00
  5. Step 5: Solve for x
    x = 90,848,072.00/10,654.95
  6. Step 6: Final answer
    x = 8,526.37

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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.