Home / 7,619.03-10,513.53-4,261.76

Finding the Fourth Proportional to 7,619.03, 10,513.53 and 4,261.76

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Solution

The fourth proportional to 7,619.03, 10,513.53 and 4,261.76 is: 5,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.03 : 10,513.53 = 4,261.76 : x
  2. Step 2: Convert to fraction form
    7,619.03/10,513.53 = 4,261.76/x
  3. Step 3: Cross multiply
    7,619.03x = 10,513.53 × 4,261.76
  4. Step 4: Simplify right side
    7,619.03x = 44,806,141.61
  5. Step 5: Solve for x
    x = 44,806,141.61/7,619.03
  6. Step 6: Final answer
    x = 5,880.82

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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.