Home / 7,835.56-10,813.10-4,298.72

Finding the Fourth Proportional to 7,835.56, 10,813.10 and 4,298.72

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Solution

The fourth proportional to 7,835.56, 10,813.10 and 4,298.72 is: 5,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.56 : 10,813.10 = 4,298.72 : x
  2. Step 2: Convert to fraction form
    7,835.56/10,813.10 = 4,298.72/x
  3. Step 3: Cross multiply
    7,835.56x = 10,813.10 × 4,298.72
  4. Step 4: Simplify right side
    7,835.56x = 46,482,489.23
  5. Step 5: Solve for x
    x = 46,482,489.23/7,835.56
  6. Step 6: Final answer
    x = 5,932.25

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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.