Home / 7,117.32-10,672.88-2,184.24

Finding the Fourth Proportional to 7,117.32, 10,672.88 and 2,184.24

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Solution

The fourth proportional to 7,117.32, 10,672.88 and 2,184.24 is: 3,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.32 : 10,672.88 = 2,184.24 : x
  2. Step 2: Convert to fraction form
    7,117.32/10,672.88 = 2,184.24/x
  3. Step 3: Cross multiply
    7,117.32x = 10,672.88 × 2,184.24
  4. Step 4: Simplify right side
    7,117.32x = 23,312,131.41
  5. Step 5: Solve for x
    x = 23,312,131.41/7,117.32
  6. Step 6: Final answer
    x = 3,275.41

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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.