Home / 7,852.03-10,836-4,315.33

Finding the Fourth Proportional to 7,852.03, 10,836 and 4,315.33

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Solution

The fourth proportional to 7,852.03, 10,836 and 4,315.33 is: 5,955.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.03 : 10,836 = 4,315.33 : x
  2. Step 2: Convert to fraction form
    7,852.03/10,836 = 4,315.33/x
  3. Step 3: Cross multiply
    7,852.03x = 10,836 × 4,315.33
  4. Step 4: Simplify right side
    7,852.03x = 46,760,915.88
  5. Step 5: Solve for x
    x = 46,760,915.88/7,852.03
  6. Step 6: Final answer
    x = 5,955.26

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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.