Home / 9,259.31-12,774.66-5,277.54

Finding the Fourth Proportional to 9,259.31, 12,774.66 and 5,277.54

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Solution

The fourth proportional to 9,259.31, 12,774.66 and 5,277.54 is: 7,281.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.31 : 12,774.66 = 5,277.54 : x
  2. Step 2: Convert to fraction form
    9,259.31/12,774.66 = 5,277.54/x
  3. Step 3: Cross multiply
    9,259.31x = 12,774.66 × 5,277.54
  4. Step 4: Simplify right side
    9,259.31x = 67,418,779.14
  5. Step 5: Solve for x
    x = 67,418,779.14/9,259.31
  6. Step 6: Final answer
    x = 7,281.19

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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.