Home / 4,886.70-7,330.06-1,188.93

Finding the Fourth Proportional to 4,886.70, 7,330.06 and 1,188.93

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Solution

The fourth proportional to 4,886.70, 7,330.06 and 1,188.93 is: 1,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.70 : 7,330.06 = 1,188.93 : x
  2. Step 2: Convert to fraction form
    4,886.70/7,330.06 = 1,188.93/x
  3. Step 3: Cross multiply
    4,886.70x = 7,330.06 × 1,188.93
  4. Step 4: Simplify right side
    4,886.70x = 8,714,950.52
  5. Step 5: Solve for x
    x = 8,714,950.52/4,886.70
  6. Step 6: Final answer
    x = 1,783.40

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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.