Home / 10,364.40-15,548.60-4,441.20

Finding the Fourth Proportional to 10,364.40, 15,548.60 and 4,441.20

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Solution

The fourth proportional to 10,364.40, 15,548.60 and 4,441.20 is: 6,662.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.40 : 15,548.60 = 4,441.20 : x
  2. Step 2: Convert to fraction form
    10,364.40/15,548.60 = 4,441.20/x
  3. Step 3: Cross multiply
    10,364.40x = 15,548.60 × 4,441.20
  4. Step 4: Simplify right side
    10,364.40x = 69,054,442.32
  5. Step 5: Solve for x
    x = 69,054,442.32/10,364.40
  6. Step 6: Final answer
    x = 6,662.66

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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.