Home / 5,887.36-8,123.60-3,529.04

Finding the Fourth Proportional to 5,887.36, 8,123.60 and 3,529.04

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Solution

The fourth proportional to 5,887.36, 8,123.60 and 3,529.04 is: 4,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.36 : 8,123.60 = 3,529.04 : x
  2. Step 2: Convert to fraction form
    5,887.36/8,123.60 = 3,529.04/x
  3. Step 3: Cross multiply
    5,887.36x = 8,123.60 × 3,529.04
  4. Step 4: Simplify right side
    5,887.36x = 28,668,509.34
  5. Step 5: Solve for x
    x = 28,668,509.34/5,887.36
  6. Step 6: Final answer
    x = 4,869.50

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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.