Home / 7,847.64-10,829.71-4,703.83

Finding the Fourth Proportional to 7,847.64, 10,829.71 and 4,703.83

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Solution

The fourth proportional to 7,847.64, 10,829.71 and 4,703.83 is: 6,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.64 : 10,829.71 = 4,703.83 : x
  2. Step 2: Convert to fraction form
    7,847.64/10,829.71 = 4,703.83/x
  3. Step 3: Cross multiply
    7,847.64x = 10,829.71 × 4,703.83
  4. Step 4: Simplify right side
    7,847.64x = 50,941,114.79
  5. Step 5: Solve for x
    x = 50,941,114.79/7,847.64
  6. Step 6: Final answer
    x = 6,491.27

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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.