Home / 8,538.48-11,779.02-4,953.42

Finding the Fourth Proportional to 8,538.48, 11,779.02 and 4,953.42

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Solution

The fourth proportional to 8,538.48, 11,779.02 and 4,953.42 is: 6,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.48 : 11,779.02 = 4,953.42 : x
  2. Step 2: Convert to fraction form
    8,538.48/11,779.02 = 4,953.42/x
  3. Step 3: Cross multiply
    8,538.48x = 11,779.02 × 4,953.42
  4. Step 4: Simplify right side
    8,538.48x = 58,346,433.25
  5. Step 5: Solve for x
    x = 58,346,433.25/8,538.48
  6. Step 6: Final answer
    x = 6,833.35

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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.