Home / 10,011.18-15,016.77-3,085.50

Finding the Fourth Proportional to 10,011.18, 15,016.77 and 3,085.50

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Solution

The fourth proportional to 10,011.18, 15,016.77 and 3,085.50 is: 4,628.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.18 : 15,016.77 = 3,085.50 : x
  2. Step 2: Convert to fraction form
    10,011.18/15,016.77 = 3,085.50/x
  3. Step 3: Cross multiply
    10,011.18x = 15,016.77 × 3,085.50
  4. Step 4: Simplify right side
    10,011.18x = 46,334,243.84
  5. Step 5: Solve for x
    x = 46,334,243.84/10,011.18
  6. Step 6: Final answer
    x = 4,628.25

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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.