Home / 8,589.16-11,848.74-5,440.36

Finding the Fourth Proportional to 8,589.16, 11,848.74 and 5,440.36

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Solution

The fourth proportional to 8,589.16, 11,848.74 and 5,440.36 is: 7,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.16 : 11,848.74 = 5,440.36 : x
  2. Step 2: Convert to fraction form
    8,589.16/11,848.74 = 5,440.36/x
  3. Step 3: Cross multiply
    8,589.16x = 11,848.74 × 5,440.36
  4. Step 4: Simplify right side
    8,589.16x = 64,461,411.15
  5. Step 5: Solve for x
    x = 64,461,411.15/8,589.16
  6. Step 6: Final answer
    x = 7,504.97

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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.