Home / 4,566.08-6,848.34-1,278.40

Finding the Fourth Proportional to 4,566.08, 6,848.34 and 1,278.40

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Solution

The fourth proportional to 4,566.08, 6,848.34 and 1,278.40 is: 1,917.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,566.08 : 6,848.34 = 1,278.40 : x
  2. Step 2: Convert to fraction form
    4,566.08/6,848.34 = 1,278.40/x
  3. Step 3: Cross multiply
    4,566.08x = 6,848.34 × 1,278.40
  4. Step 4: Simplify right side
    4,566.08x = 8,754,917.86
  5. Step 5: Solve for x
    x = 8,754,917.86/4,566.08
  6. Step 6: Final answer
    x = 1,917.38

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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.