Home / 8,559.74-11,811.53-4,783.05

Finding the Fourth Proportional to 8,559.74, 11,811.53 and 4,783.05

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Solution

The fourth proportional to 8,559.74, 11,811.53 and 4,783.05 is: 6,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.74 : 11,811.53 = 4,783.05 : x
  2. Step 2: Convert to fraction form
    8,559.74/11,811.53 = 4,783.05/x
  3. Step 3: Cross multiply
    8,559.74x = 11,811.53 × 4,783.05
  4. Step 4: Simplify right side
    8,559.74x = 56,495,114.65
  5. Step 5: Solve for x
    x = 56,495,114.65/8,559.74
  6. Step 6: Final answer
    x = 6,600.10

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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.