Home / 7,239.07-10,859.37-2,307.55

Finding the Fourth Proportional to 7,239.07, 10,859.37 and 2,307.55

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Solution

The fourth proportional to 7,239.07, 10,859.37 and 2,307.55 is: 3,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.07 : 10,859.37 = 2,307.55 : x
  2. Step 2: Convert to fraction form
    7,239.07/10,859.37 = 2,307.55/x
  3. Step 3: Cross multiply
    7,239.07x = 10,859.37 × 2,307.55
  4. Step 4: Simplify right side
    7,239.07x = 25,058,539.24
  5. Step 5: Solve for x
    x = 25,058,539.24/7,239.07
  6. Step 6: Final answer
    x = 3,461.57

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1.5x scale

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.