Home / 8,676.51-11,973.56-4,697.70

Finding the Fourth Proportional to 8,676.51, 11,973.56 and 4,697.70

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Solution

The fourth proportional to 8,676.51, 11,973.56 and 4,697.70 is: 6,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.51 : 11,973.56 = 4,697.70 : x
  2. Step 2: Convert to fraction form
    8,676.51/11,973.56 = 4,697.70/x
  3. Step 3: Cross multiply
    8,676.51x = 11,973.56 × 4,697.70
  4. Step 4: Simplify right side
    8,676.51x = 56,248,169.32
  5. Step 5: Solve for x
    x = 56,248,169.32/8,676.51
  6. Step 6: Final answer
    x = 6,482.81

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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.