Home / 7,621.99-10,517.77-4,264.19

Finding the Fourth Proportional to 7,621.99, 10,517.77 and 4,264.19

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Solution

The fourth proportional to 7,621.99, 10,517.77 and 4,264.19 is: 5,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.99 : 10,517.77 = 4,264.19 : x
  2. Step 2: Convert to fraction form
    7,621.99/10,517.77 = 4,264.19/x
  3. Step 3: Cross multiply
    7,621.99x = 10,517.77 × 4,264.19
  4. Step 4: Simplify right side
    7,621.99x = 44,849,717.07
  5. Step 5: Solve for x
    x = 44,849,717.07/7,621.99
  6. Step 6: Final answer
    x = 5,884.25

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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.