Home / 8,641.36-11,925.72-4,864.96

Finding the Fourth Proportional to 8,641.36, 11,925.72 and 4,864.96

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Solution

The fourth proportional to 8,641.36, 11,925.72 and 4,864.96 is: 6,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641.36 : 11,925.72 = 4,864.96 : x
  2. Step 2: Convert to fraction form
    8,641.36/11,925.72 = 4,864.96/x
  3. Step 3: Cross multiply
    8,641.36x = 11,925.72 × 4,864.96
  4. Step 4: Simplify right side
    8,641.36x = 58,018,150.77
  5. Step 5: Solve for x
    x = 58,018,150.77/8,641.36
  6. Step 6: Final answer
    x = 6,714.01

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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.