Home / 12,887.36-19,327.48-4,566.28

Finding the Fourth Proportional to 12,887.36, 19,327.48 and 4,566.28

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Solution

The fourth proportional to 12,887.36, 19,327.48 and 4,566.28 is: 6,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,887.36 : 19,327.48 = 4,566.28 : x
  2. Step 2: Convert to fraction form
    12,887.36/19,327.48 = 4,566.28/x
  3. Step 3: Cross multiply
    12,887.36x = 19,327.48 × 4,566.28
  4. Step 4: Simplify right side
    12,887.36x = 88,254,685.37
  5. Step 5: Solve for x
    x = 88,254,685.37/12,887.36
  6. Step 6: Final answer
    x = 6,848.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.