Home / 8,557.07-11,808.08-4,779.94

Finding the Fourth Proportional to 8,557.07, 11,808.08 and 4,779.94

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Solution

The fourth proportional to 8,557.07, 11,808.08 and 4,779.94 is: 6,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.07 : 11,808.08 = 4,779.94 : x
  2. Step 2: Convert to fraction form
    8,557.07/11,808.08 = 4,779.94/x
  3. Step 3: Cross multiply
    8,557.07x = 11,808.08 × 4,779.94
  4. Step 4: Simplify right side
    8,557.07x = 56,441,913.92
  5. Step 5: Solve for x
    x = 56,441,913.92/8,557.07
  6. Step 6: Final answer
    x = 6,595.94

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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.