Home / 9,886.44-13,643.27-5,410.19

Finding the Fourth Proportional to 9,886.44, 13,643.27 and 5,410.19

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Solution

The fourth proportional to 9,886.44, 13,643.27 and 5,410.19 is: 7,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886.44 : 13,643.27 = 5,410.19 : x
  2. Step 2: Convert to fraction form
    9,886.44/13,643.27 = 5,410.19/x
  3. Step 3: Cross multiply
    9,886.44x = 13,643.27 × 5,410.19
  4. Step 4: Simplify right side
    9,886.44x = 73,812,587.65
  5. Step 5: Solve for x
    x = 73,812,587.65/9,886.44
  6. Step 6: Final answer
    x = 7,466.05

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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.