Home / 3,555.65-5,323.13-2,070.34

Finding the Fourth Proportional to 3,555.65, 5,323.13 and 2,070.34

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Solution

The fourth proportional to 3,555.65, 5,323.13 and 2,070.34 is: 3,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.65 : 5,323.13 = 2,070.34 : x
  2. Step 2: Convert to fraction form
    3,555.65/5,323.13 = 2,070.34/x
  3. Step 3: Cross multiply
    3,555.65x = 5,323.13 × 2,070.34
  4. Step 4: Simplify right side
    3,555.65x = 11,020,693.03
  5. Step 5: Solve for x
    x = 11,020,693.03/3,555.65
  6. Step 6: Final answer
    x = 3,099.49

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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.