Home / 9,444.60-13,030.20-5,464.80

Finding the Fourth Proportional to 9,444.60, 13,030.20 and 5,464.80

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Solution

The fourth proportional to 9,444.60, 13,030.20 and 5,464.80 is: 7,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,444.60 : 13,030.20 = 5,464.80 : x
  2. Step 2: Convert to fraction form
    9,444.60/13,030.20 = 5,464.80/x
  3. Step 3: Cross multiply
    9,444.60x = 13,030.20 × 5,464.80
  4. Step 4: Simplify right side
    9,444.60x = 71,207,436.96
  5. Step 5: Solve for x
    x = 71,207,436.96/9,444.60
  6. Step 6: Final answer
    x = 7,539.49

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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.