Home / 5,152.64-7,106.88-3,264.80

Finding the Fourth Proportional to 5,152.64, 7,106.88 and 3,264.80

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Solution

The fourth proportional to 5,152.64, 7,106.88 and 3,264.80 is: 4,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.64 : 7,106.88 = 3,264.80 : x
  2. Step 2: Convert to fraction form
    5,152.64/7,106.88 = 3,264.80/x
  3. Step 3: Cross multiply
    5,152.64x = 7,106.88 × 3,264.80
  4. Step 4: Simplify right side
    5,152.64x = 23,202,541.82
  5. Step 5: Solve for x
    x = 23,202,541.82/5,152.64
  6. Step 6: Final answer
    x = 4,503.04

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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.