Home / 7,106.55-10,660.02-2,176.08

Finding the Fourth Proportional to 7,106.55, 10,660.02 and 2,176.08

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Solution

The fourth proportional to 7,106.55, 10,660.02 and 2,176.08 is: 3,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.55 : 10,660.02 = 2,176.08 : x
  2. Step 2: Convert to fraction form
    7,106.55/10,660.02 = 2,176.08/x
  3. Step 3: Cross multiply
    7,106.55x = 10,660.02 × 2,176.08
  4. Step 4: Simplify right side
    7,106.55x = 23,197,056.32
  5. Step 5: Solve for x
    x = 23,197,056.32/7,106.55
  6. Step 6: Final answer
    x = 3,264.18

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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.