Home / 6,579.60-9,868.12-1,899.28

Finding the Fourth Proportional to 6,579.60, 9,868.12 and 1,899.28

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Solution

The fourth proportional to 6,579.60, 9,868.12 and 1,899.28 is: 2,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.60 : 9,868.12 = 1,899.28 : x
  2. Step 2: Convert to fraction form
    6,579.60/9,868.12 = 1,899.28/x
  3. Step 3: Cross multiply
    6,579.60x = 9,868.12 × 1,899.28
  4. Step 4: Simplify right side
    6,579.60x = 18,742,322.95
  5. Step 5: Solve for x
    x = 18,742,322.95/6,579.60
  6. Step 6: Final answer
    x = 2,848.55

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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.