Home / 10,359.48-15,539.76-2,965.03

Finding the Fourth Proportional to 10,359.48, 15,539.76 and 2,965.03

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Solution

The fourth proportional to 10,359.48, 15,539.76 and 2,965.03 is: 4,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.48 : 15,539.76 = 2,965.03 : x
  2. Step 2: Convert to fraction form
    10,359.48/15,539.76 = 2,965.03/x
  3. Step 3: Cross multiply
    10,359.48x = 15,539.76 × 2,965.03
  4. Step 4: Simplify right side
    10,359.48x = 46,075,762.07
  5. Step 5: Solve for x
    x = 46,075,762.07/10,359.48
  6. Step 6: Final answer
    x = 4,447.69

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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.