Home / 5,534.36-8,261.05-4,878.26

Finding the Fourth Proportional to 5,534.36, 8,261.05 and 4,878.26

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Solution

The fourth proportional to 5,534.36, 8,261.05 and 4,878.26 is: 7,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.36 : 8,261.05 = 4,878.26 : x
  2. Step 2: Convert to fraction form
    5,534.36/8,261.05 = 4,878.26/x
  3. Step 3: Cross multiply
    5,534.36x = 8,261.05 × 4,878.26
  4. Step 4: Simplify right side
    5,534.36x = 40,299,549.77
  5. Step 5: Solve for x
    x = 40,299,549.77/5,534.36
  6. Step 6: Final answer
    x = 7,281.70

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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.