Home / 10,628.85-15,943.47-4,624.32

Finding the Fourth Proportional to 10,628.85, 15,943.47 and 4,624.32

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Solution

The fourth proportional to 10,628.85, 15,943.47 and 4,624.32 is: 6,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.85 : 15,943.47 = 4,624.32 : x
  2. Step 2: Convert to fraction form
    10,628.85/15,943.47 = 4,624.32/x
  3. Step 3: Cross multiply
    10,628.85x = 15,943.47 × 4,624.32
  4. Step 4: Simplify right side
    10,628.85x = 73,727,707.19
  5. Step 5: Solve for x
    x = 73,727,707.19/10,628.85
  6. Step 6: Final answer
    x = 6,936.56

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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.