Home / 6,996.81-10,500.48-4,770.39

Finding the Fourth Proportional to 6,996.81, 10,500.48 and 4,770.39

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Solution

The fourth proportional to 6,996.81, 10,500.48 and 4,770.39 is: 7,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.81 : 10,500.48 = 4,770.39 : x
  2. Step 2: Convert to fraction form
    6,996.81/10,500.48 = 4,770.39/x
  3. Step 3: Cross multiply
    6,996.81x = 10,500.48 × 4,770.39
  4. Step 4: Simplify right side
    6,996.81x = 50,091,384.79
  5. Step 5: Solve for x
    x = 50,091,384.79/6,996.81
  6. Step 6: Final answer
    x = 7,159.17

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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.