Home / 6,848.37-10,272.55-1,918.74

Finding the Fourth Proportional to 6,848.37, 10,272.55 and 1,918.74

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Solution

The fourth proportional to 6,848.37, 10,272.55 and 1,918.74 is: 2,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.37 : 10,272.55 = 1,918.74 : x
  2. Step 2: Convert to fraction form
    6,848.37/10,272.55 = 1,918.74/x
  3. Step 3: Cross multiply
    6,848.37x = 10,272.55 × 1,918.74
  4. Step 4: Simplify right side
    6,848.37x = 19,710,352.59
  5. Step 5: Solve for x
    x = 19,710,352.59/6,848.37
  6. Step 6: Final answer
    x = 2,878.11

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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.