Home / 7,619.25-10,510.34-4,432.19

Finding the Fourth Proportional to 7,619.25, 10,510.34 and 4,432.19

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Solution

The fourth proportional to 7,619.25, 10,510.34 and 4,432.19 is: 6,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.25 : 10,510.34 = 4,432.19 : x
  2. Step 2: Convert to fraction form
    7,619.25/10,510.34 = 4,432.19/x
  3. Step 3: Cross multiply
    7,619.25x = 10,510.34 × 4,432.19
  4. Step 4: Simplify right side
    7,619.25x = 46,583,749.13
  5. Step 5: Solve for x
    x = 46,583,749.13/7,619.25
  6. Step 6: Final answer
    x = 6,113.95

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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.