Home / 10,539.47-15,804.52-5,608.07

Finding the Fourth Proportional to 10,539.47, 15,804.52 and 5,608.07

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Solution

The fourth proportional to 10,539.47, 15,804.52 and 5,608.07 is: 8,409.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.47 : 15,804.52 = 5,608.07 : x
  2. Step 2: Convert to fraction form
    10,539.47/15,804.52 = 5,608.07/x
  3. Step 3: Cross multiply
    10,539.47x = 15,804.52 × 5,608.07
  4. Step 4: Simplify right side
    10,539.47x = 88,632,854.48
  5. Step 5: Solve for x
    x = 88,632,854.48/10,539.47
  6. Step 6: Final answer
    x = 8,409.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.