Home / 7,852.55-10,836.65-4,315.75

Finding the Fourth Proportional to 7,852.55, 10,836.65 and 4,315.75

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Solution

The fourth proportional to 7,852.55, 10,836.65 and 4,315.75 is: 5,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.55 : 10,836.65 = 4,315.75 : x
  2. Step 2: Convert to fraction form
    7,852.55/10,836.65 = 4,315.75/x
  3. Step 3: Cross multiply
    7,852.55x = 10,836.65 × 4,315.75
  4. Step 4: Simplify right side
    7,852.55x = 46,768,255.94
  5. Step 5: Solve for x
    x = 46,768,255.94/7,852.55
  6. Step 6: Final answer
    x = 5,955.81

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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.