Home / 7,816.56-10,785.96-4,459.44

Finding the Fourth Proportional to 7,816.56, 10,785.96 and 4,459.44

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Solution

The fourth proportional to 7,816.56, 10,785.96 and 4,459.44 is: 6,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.56 : 10,785.96 = 4,459.44 : x
  2. Step 2: Convert to fraction form
    7,816.56/10,785.96 = 4,459.44/x
  3. Step 3: Cross multiply
    7,816.56x = 10,785.96 × 4,459.44
  4. Step 4: Simplify right side
    7,816.56x = 48,099,341.46
  5. Step 5: Solve for x
    x = 48,099,341.46/7,816.56
  6. Step 6: Final answer
    x = 6,153.52

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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.