Home / 9,554.40-14,331.60-5,656.80

Finding the Fourth Proportional to 9,554.40, 14,331.60 and 5,656.80

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Solution

The fourth proportional to 9,554.40, 14,331.60 and 5,656.80 is: 8,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,554.40 : 14,331.60 = 5,656.80 : x
  2. Step 2: Convert to fraction form
    9,554.40/14,331.60 = 5,656.80/x
  3. Step 3: Cross multiply
    9,554.40x = 14,331.60 × 5,656.80
  4. Step 4: Simplify right side
    9,554.40x = 81,070,994.88
  5. Step 5: Solve for x
    x = 81,070,994.88/9,554.40
  6. Step 6: Final answer
    x = 8,485.20

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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.