Home / 7,835.66-10,813.32-4,298.80

Finding the Fourth Proportional to 7,835.66, 10,813.32 and 4,298.80

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Solution

The fourth proportional to 7,835.66, 10,813.32 and 4,298.80 is: 5,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.66 : 10,813.32 = 4,298.80 : x
  2. Step 2: Convert to fraction form
    7,835.66/10,813.32 = 4,298.80/x
  3. Step 3: Cross multiply
    7,835.66x = 10,813.32 × 4,298.80
  4. Step 4: Simplify right side
    7,835.66x = 46,484,300.02
  5. Step 5: Solve for x
    x = 46,484,300.02/7,835.66
  6. Step 6: Final answer
    x = 5,932.40

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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.