Home / 7,898.32-10,899.60-4,361.52

Finding the Fourth Proportional to 7,898.32, 10,899.60 and 4,361.52

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Solution

The fourth proportional to 7,898.32, 10,899.60 and 4,361.52 is: 6,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.32 : 10,899.60 = 4,361.52 : x
  2. Step 2: Convert to fraction form
    7,898.32/10,899.60 = 4,361.52/x
  3. Step 3: Cross multiply
    7,898.32x = 10,899.60 × 4,361.52
  4. Step 4: Simplify right side
    7,898.32x = 47,538,823.39
  5. Step 5: Solve for x
    x = 47,538,823.39/7,898.32
  6. Step 6: Final answer
    x = 6,018.85

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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.