Home / 10,290.77-15,423.75-4,736.51

Finding the Fourth Proportional to 10,290.77, 15,423.75 and 4,736.51

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Solution

The fourth proportional to 10,290.77, 15,423.75 and 4,736.51 is: 7,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290.77 : 15,423.75 = 4,736.51 : x
  2. Step 2: Convert to fraction form
    10,290.77/15,423.75 = 4,736.51/x
  3. Step 3: Cross multiply
    10,290.77x = 15,423.75 × 4,736.51
  4. Step 4: Simplify right side
    10,290.77x = 73,054,668.99
  5. Step 5: Solve for x
    x = 73,054,668.99/10,290.77
  6. Step 6: Final answer
    x = 7,099.05

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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.