Home / 10,654.06-14,702.40-6,178.23

Finding the Fourth Proportional to 10,654.06, 14,702.40 and 6,178.23

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Solution

The fourth proportional to 10,654.06, 14,702.40 and 6,178.23 is: 8,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.06 : 14,702.40 = 6,178.23 : x
  2. Step 2: Convert to fraction form
    10,654.06/14,702.40 = 6,178.23/x
  3. Step 3: Cross multiply
    10,654.06x = 14,702.40 × 6,178.23
  4. Step 4: Simplify right side
    10,654.06x = 90,834,808.75
  5. Step 5: Solve for x
    x = 90,834,808.75/10,654.06
  6. Step 6: Final answer
    x = 8,525.84

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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.