Home / 5,637.42-7,779.62-3,246.53

Finding the Fourth Proportional to 5,637.42, 7,779.62 and 3,246.53

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Solution

The fourth proportional to 5,637.42, 7,779.62 and 3,246.53 is: 4,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.42 : 7,779.62 = 3,246.53 : x
  2. Step 2: Convert to fraction form
    5,637.42/7,779.62 = 3,246.53/x
  3. Step 3: Cross multiply
    5,637.42x = 7,779.62 × 3,246.53
  4. Step 4: Simplify right side
    5,637.42x = 25,256,714.59
  5. Step 5: Solve for x
    x = 25,256,714.59/5,637.42
  6. Step 6: Final answer
    x = 4,480.19

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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.