Home / 7,713.04-10,643.98-4,176.24

Finding the Fourth Proportional to 7,713.04, 10,643.98 and 4,176.24

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Solution

The fourth proportional to 7,713.04, 10,643.98 and 4,176.24 is: 5,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.04 : 10,643.98 = 4,176.24 : x
  2. Step 2: Convert to fraction form
    7,713.04/10,643.98 = 4,176.24/x
  3. Step 3: Cross multiply
    7,713.04x = 10,643.98 × 4,176.24
  4. Step 4: Simplify right side
    7,713.04x = 44,451,815.04
  5. Step 5: Solve for x
    x = 44,451,815.04/7,713.04
  6. Step 6: Final answer
    x = 5,763.20

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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.