Home / 11,064.32-15,268.40-6,587.06

Finding the Fourth Proportional to 11,064.32, 15,268.40 and 6,587.06

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Solution

The fourth proportional to 11,064.32, 15,268.40 and 6,587.06 is: 9,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.32 : 15,268.40 = 6,587.06 : x
  2. Step 2: Convert to fraction form
    11,064.32/15,268.40 = 6,587.06/x
  3. Step 3: Cross multiply
    11,064.32x = 15,268.40 × 6,587.06
  4. Step 4: Simplify right side
    11,064.32x = 100,573,866.90
  5. Step 5: Solve for x
    x = 100,573,866.90/11,064.32
  6. Step 6: Final answer
    x = 9,089.93

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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.