Home / 5,531.49-8,260.58-4,860.81

Finding the Fourth Proportional to 5,531.49, 8,260.58 and 4,860.81

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Solution

The fourth proportional to 5,531.49, 8,260.58 and 4,860.81 is: 7,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.49 : 8,260.58 = 4,860.81 : x
  2. Step 2: Convert to fraction form
    5,531.49/8,260.58 = 4,860.81/x
  3. Step 3: Cross multiply
    5,531.49x = 8,260.58 × 4,860.81
  4. Step 4: Simplify right side
    5,531.49x = 40,153,122.02
  5. Step 5: Solve for x
    x = 40,153,122.02/5,531.49
  6. Step 6: Final answer
    x = 7,259.01

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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.