Home / 8,937.51-12,341.60-5,586.05

Finding the Fourth Proportional to 8,937.51, 12,341.60 and 5,586.05

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Solution

The fourth proportional to 8,937.51, 12,341.60 and 5,586.05 is: 7,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.51 : 12,341.60 = 5,586.05 : x
  2. Step 2: Convert to fraction form
    8,937.51/12,341.60 = 5,586.05/x
  3. Step 3: Cross multiply
    8,937.51x = 12,341.60 × 5,586.05
  4. Step 4: Simplify right side
    8,937.51x = 68,940,705.04
  5. Step 5: Solve for x
    x = 68,940,705.04/8,937.51
  6. Step 6: Final answer
    x = 7,713.64

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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.