Home / 3,534.47-4,877.59-1,962.57

Finding the Fourth Proportional to 3,534.47, 4,877.59 and 1,962.57

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Solution

The fourth proportional to 3,534.47, 4,877.59 and 1,962.57 is: 2,708.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.47 : 4,877.59 = 1,962.57 : x
  2. Step 2: Convert to fraction form
    3,534.47/4,877.59 = 1,962.57/x
  3. Step 3: Cross multiply
    3,534.47x = 4,877.59 × 1,962.57
  4. Step 4: Simplify right side
    3,534.47x = 9,572,611.81
  5. Step 5: Solve for x
    x = 9,572,611.81/3,534.47
  6. Step 6: Final answer
    x = 2,708.36

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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.