Home / 4,970.70-7,457.67-1,852.38

Finding the Fourth Proportional to 4,970.70, 7,457.67 and 1,852.38

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Solution

The fourth proportional to 4,970.70, 7,457.67 and 1,852.38 is: 2,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.70 : 7,457.67 = 1,852.38 : x
  2. Step 2: Convert to fraction form
    4,970.70/7,457.67 = 1,852.38/x
  3. Step 3: Cross multiply
    4,970.70x = 7,457.67 × 1,852.38
  4. Step 4: Simplify right side
    4,970.70x = 13,814,438.75
  5. Step 5: Solve for x
    x = 13,814,438.75/4,970.70
  6. Step 6: Final answer
    x = 2,779.17

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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.