Home / 4,710.45-7,056.09-3,780.98

Finding the Fourth Proportional to 4,710.45, 7,056.09 and 3,780.98

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Solution

The fourth proportional to 4,710.45, 7,056.09 and 3,780.98 is: 5,663.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.45 : 7,056.09 = 3,780.98 : x
  2. Step 2: Convert to fraction form
    4,710.45/7,056.09 = 3,780.98/x
  3. Step 3: Cross multiply
    4,710.45x = 7,056.09 × 3,780.98
  4. Step 4: Simplify right side
    4,710.45x = 26,678,899.89
  5. Step 5: Solve for x
    x = 26,678,899.89/4,710.45
  6. Step 6: Final answer
    x = 5,663.77

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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.