Home / 8,412.48-11,606.40-5,267.52

Finding the Fourth Proportional to 8,412.48, 11,606.40 and 5,267.52

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Solution

The fourth proportional to 8,412.48, 11,606.40 and 5,267.52 is: 7,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.48 : 11,606.40 = 5,267.52 : x
  2. Step 2: Convert to fraction form
    8,412.48/11,606.40 = 5,267.52/x
  3. Step 3: Cross multiply
    8,412.48x = 11,606.40 × 5,267.52
  4. Step 4: Simplify right side
    8,412.48x = 61,136,944.13
  5. Step 5: Solve for x
    x = 61,136,944.13/8,412.48
  6. Step 6: Final answer
    x = 7,267.41

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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.