Home / 7,239.84-10,860.36-2,310.18

Finding the Fourth Proportional to 7,239.84, 10,860.36 and 2,310.18

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Solution

The fourth proportional to 7,239.84, 10,860.36 and 2,310.18 is: 3,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.84 : 10,860.36 = 2,310.18 : x
  2. Step 2: Convert to fraction form
    7,239.84/10,860.36 = 2,310.18/x
  3. Step 3: Cross multiply
    7,239.84x = 10,860.36 × 2,310.18
  4. Step 4: Simplify right side
    7,239.84x = 25,089,332.16
  5. Step 5: Solve for x
    x = 25,089,332.16/7,239.84
  6. Step 6: Final answer
    x = 3,465.46

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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.