Home / 4,731.12-6,528.72-2,635.20

Finding the Fourth Proportional to 4,731.12, 6,528.72 and 2,635.20

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Solution

The fourth proportional to 4,731.12, 6,528.72 and 2,635.20 is: 3,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.12 : 6,528.72 = 2,635.20 : x
  2. Step 2: Convert to fraction form
    4,731.12/6,528.72 = 2,635.20/x
  3. Step 3: Cross multiply
    4,731.12x = 6,528.72 × 2,635.20
  4. Step 4: Simplify right side
    4,731.12x = 17,204,482.94
  5. Step 5: Solve for x
    x = 17,204,482.94/4,731.12
  6. Step 6: Final answer
    x = 3,636.45

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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.