Home / 8,743.08-12,065.40-4,764.18

Finding the Fourth Proportional to 8,743.08, 12,065.40 and 4,764.18

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Solution

The fourth proportional to 8,743.08, 12,065.40 and 4,764.18 is: 6,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.08 : 12,065.40 = 4,764.18 : x
  2. Step 2: Convert to fraction form
    8,743.08/12,065.40 = 4,764.18/x
  3. Step 3: Cross multiply
    8,743.08x = 12,065.40 × 4,764.18
  4. Step 4: Simplify right side
    8,743.08x = 57,481,779.45
  5. Step 5: Solve for x
    x = 57,481,779.45/8,743.08
  6. Step 6: Final answer
    x = 6,574.54

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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.