Home / 8,916.77-13,376.67-4,476.55

Finding the Fourth Proportional to 8,916.77, 13,376.67 and 4,476.55

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Solution

The fourth proportional to 8,916.77, 13,376.67 and 4,476.55 is: 6,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.77 : 13,376.67 = 4,476.55 : x
  2. Step 2: Convert to fraction form
    8,916.77/13,376.67 = 4,476.55/x
  3. Step 3: Cross multiply
    8,916.77x = 13,376.67 × 4,476.55
  4. Step 4: Simplify right side
    8,916.77x = 59,881,332.09
  5. Step 5: Solve for x
    x = 59,881,332.09/8,916.77
  6. Step 6: Final answer
    x = 6,715.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.