Home / 10,696.47-16,036.51-6,538.45

Finding the Fourth Proportional to 10,696.47, 16,036.51 and 6,538.45

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Solution

The fourth proportional to 10,696.47, 16,036.51 and 6,538.45 is: 9,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.47 : 16,036.51 = 6,538.45 : x
  2. Step 2: Convert to fraction form
    10,696.47/16,036.51 = 6,538.45/x
  3. Step 3: Cross multiply
    10,696.47x = 16,036.51 × 6,538.45
  4. Step 4: Simplify right side
    10,696.47x = 104,853,918.81
  5. Step 5: Solve for x
    x = 104,853,918.81/10,696.47
  6. Step 6: Final answer
    x = 9,802.67

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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.