Home / 9,579.31-14,368.97-2,653.81

Finding the Fourth Proportional to 9,579.31, 14,368.97 and 2,653.81

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Solution

The fourth proportional to 9,579.31, 14,368.97 and 2,653.81 is: 3,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.31 : 14,368.97 = 2,653.81 : x
  2. Step 2: Convert to fraction form
    9,579.31/14,368.97 = 2,653.81/x
  3. Step 3: Cross multiply
    9,579.31x = 14,368.97 × 2,653.81
  4. Step 4: Simplify right side
    9,579.31x = 38,132,516.28
  5. Step 5: Solve for x
    x = 38,132,516.28/9,579.31
  6. Step 6: Final answer
    x = 3,980.72

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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.