Home / 5,531.36-8,256.58-4,875.26

Finding the Fourth Proportional to 5,531.36, 8,256.58 and 4,875.26

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Solution

The fourth proportional to 5,531.36, 8,256.58 and 4,875.26 is: 7,277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.36 : 8,256.58 = 4,875.26 : x
  2. Step 2: Convert to fraction form
    5,531.36/8,256.58 = 4,875.26/x
  3. Step 3: Cross multiply
    5,531.36x = 8,256.58 × 4,875.26
  4. Step 4: Simplify right side
    5,531.36x = 40,252,974.21
  5. Step 5: Solve for x
    x = 40,252,974.21/5,531.36
  6. Step 6: Final answer
    x = 7,277.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.