Home / 7,079.59-10,618.44-4,447.36

Finding the Fourth Proportional to 7,079.59, 10,618.44 and 4,447.36

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Solution

The fourth proportional to 7,079.59, 10,618.44 and 4,447.36 is: 6,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.59 : 10,618.44 = 4,447.36 : x
  2. Step 2: Convert to fraction form
    7,079.59/10,618.44 = 4,447.36/x
  3. Step 3: Cross multiply
    7,079.59x = 10,618.44 × 4,447.36
  4. Step 4: Simplify right side
    7,079.59x = 47,224,025.32
  5. Step 5: Solve for x
    x = 47,224,025.32/7,079.59
  6. Step 6: Final answer
    x = 6,670.45

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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.