Home / 11,586.56-15,987.69-6,550.52

Finding the Fourth Proportional to 11,586.56, 15,987.69 and 6,550.52

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Solution

The fourth proportional to 11,586.56, 15,987.69 and 6,550.52 is: 9,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.56 : 15,987.69 = 6,550.52 : x
  2. Step 2: Convert to fraction form
    11,586.56/15,987.69 = 6,550.52/x
  3. Step 3: Cross multiply
    11,586.56x = 15,987.69 × 6,550.52
  4. Step 4: Simplify right side
    11,586.56x = 104,727,603.16
  5. Step 5: Solve for x
    x = 104,727,603.16/11,586.56
  6. Step 6: Final answer
    x = 9,038.72

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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.