Home / 10,696.56-14,747.76-6,913.32

Finding the Fourth Proportional to 10,696.56, 14,747.76 and 6,913.32

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Solution

The fourth proportional to 10,696.56, 14,747.76 and 6,913.32 is: 9,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.56 : 14,747.76 = 6,913.32 : x
  2. Step 2: Convert to fraction form
    10,696.56/14,747.76 = 6,913.32/x
  3. Step 3: Cross multiply
    10,696.56x = 14,747.76 × 6,913.32
  4. Step 4: Simplify right side
    10,696.56x = 101,955,984.16
  5. Step 5: Solve for x
    x = 101,955,984.16/10,696.56
  6. Step 6: Final answer
    x = 9,531.66

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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.