Home / 9,432.93-13,015.48-5,655.09

Finding the Fourth Proportional to 9,432.93, 13,015.48 and 5,655.09

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Solution

The fourth proportional to 9,432.93, 13,015.48 and 5,655.09 is: 7,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.93 : 13,015.48 = 5,655.09 : x
  2. Step 2: Convert to fraction form
    9,432.93/13,015.48 = 5,655.09/x
  3. Step 3: Cross multiply
    9,432.93x = 13,015.48 × 5,655.09
  4. Step 4: Simplify right side
    9,432.93x = 73,603,710.79
  5. Step 5: Solve for x
    x = 73,603,710.79/9,432.93
  6. Step 6: Final answer
    x = 7,802.85

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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.