Home / 7,756.07-10,703.49-4,770.14

Finding the Fourth Proportional to 7,756.07, 10,703.49 and 4,770.14

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Solution

The fourth proportional to 7,756.07, 10,703.49 and 4,770.14 is: 6,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.07 : 10,703.49 = 4,770.14 : x
  2. Step 2: Convert to fraction form
    7,756.07/10,703.49 = 4,770.14/x
  3. Step 3: Cross multiply
    7,756.07x = 10,703.49 × 4,770.14
  4. Step 4: Simplify right side
    7,756.07x = 51,057,145.79
  5. Step 5: Solve for x
    x = 51,057,145.79/7,756.07
  6. Step 6: Final answer
    x = 6,582.86

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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.