Home / 6,943.42-10,412.55-4,307.02

Finding the Fourth Proportional to 6,943.42, 10,412.55 and 4,307.02

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Solution

The fourth proportional to 6,943.42, 10,412.55 and 4,307.02 is: 6,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.42 : 10,412.55 = 4,307.02 : x
  2. Step 2: Convert to fraction form
    6,943.42/10,412.55 = 4,307.02/x
  3. Step 3: Cross multiply
    6,943.42x = 10,412.55 × 4,307.02
  4. Step 4: Simplify right side
    6,943.42x = 44,847,093.64
  5. Step 5: Solve for x
    x = 44,847,093.64/6,943.42
  6. Step 6: Final answer
    x = 6,458.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.