Home / 7,822.35-10,794.81-4,285.53

Finding the Fourth Proportional to 7,822.35, 10,794.81 and 4,285.53

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Solution

The fourth proportional to 7,822.35, 10,794.81 and 4,285.53 is: 5,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.35 : 10,794.81 = 4,285.53 : x
  2. Step 2: Convert to fraction form
    7,822.35/10,794.81 = 4,285.53/x
  3. Step 3: Cross multiply
    7,822.35x = 10,794.81 × 4,285.53
  4. Step 4: Simplify right side
    7,822.35x = 46,261,482.10
  5. Step 5: Solve for x
    x = 46,261,482.10/7,822.35
  6. Step 6: Final answer
    x = 5,914.01

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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.