Home / 7,898.24-10,899.32-4,361.68

Finding the Fourth Proportional to 7,898.24, 10,899.32 and 4,361.68

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Solution

The fourth proportional to 7,898.24, 10,899.32 and 4,361.68 is: 6,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.24 : 10,899.32 = 4,361.68 : x
  2. Step 2: Convert to fraction form
    7,898.24/10,899.32 = 4,361.68/x
  3. Step 3: Cross multiply
    7,898.24x = 10,899.32 × 4,361.68
  4. Step 4: Simplify right side
    7,898.24x = 47,539,346.06
  5. Step 5: Solve for x
    x = 47,539,346.06/7,898.24
  6. Step 6: Final answer
    x = 6,018.98

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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.