Home / 10,370.63-14,316.57-7,186.34

Finding the Fourth Proportional to 10,370.63, 14,316.57 and 7,186.34

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Solution

The fourth proportional to 10,370.63, 14,316.57 and 7,186.34 is: 9,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.63 : 14,316.57 = 7,186.34 : x
  2. Step 2: Convert to fraction form
    10,370.63/14,316.57 = 7,186.34/x
  3. Step 3: Cross multiply
    10,370.63x = 14,316.57 × 7,186.34
  4. Step 4: Simplify right side
    10,370.63x = 102,883,668.07
  5. Step 5: Solve for x
    x = 102,883,668.07/10,370.63
  6. Step 6: Final answer
    x = 9,920.68

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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.