Home / 5,457.63-7,531.52-2,973.63

Finding the Fourth Proportional to 5,457.63, 7,531.52 and 2,973.63

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Solution

The fourth proportional to 5,457.63, 7,531.52 and 2,973.63 is: 4,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.63 : 7,531.52 = 2,973.63 : x
  2. Step 2: Convert to fraction form
    5,457.63/7,531.52 = 2,973.63/x
  3. Step 3: Cross multiply
    5,457.63x = 7,531.52 × 2,973.63
  4. Step 4: Simplify right side
    5,457.63x = 22,395,923.59
  5. Step 5: Solve for x
    x = 22,395,923.59/5,457.63
  6. Step 6: Final answer
    x = 4,103.60

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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.