Home / 8,376.64-11,558.04-4,973.02

Finding the Fourth Proportional to 8,376.64, 11,558.04 and 4,973.02

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Solution

The fourth proportional to 8,376.64, 11,558.04 and 4,973.02 is: 6,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.64 : 11,558.04 = 4,973.02 : x
  2. Step 2: Convert to fraction form
    8,376.64/11,558.04 = 4,973.02/x
  3. Step 3: Cross multiply
    8,376.64x = 11,558.04 × 4,973.02
  4. Step 4: Simplify right side
    8,376.64x = 57,478,364.08
  5. Step 5: Solve for x
    x = 57,478,364.08/8,376.64
  6. Step 6: Final answer
    x = 6,861.74

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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.