Home / 4,428.16-6,642.24-1,654.72

Finding the Fourth Proportional to 4,428.16, 6,642.24 and 1,654.72

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Solution

The fourth proportional to 4,428.16, 6,642.24 and 1,654.72 is: 2,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.16 : 6,642.24 = 1,654.72 : x
  2. Step 2: Convert to fraction form
    4,428.16/6,642.24 = 1,654.72/x
  3. Step 3: Cross multiply
    4,428.16x = 6,642.24 × 1,654.72
  4. Step 4: Simplify right side
    4,428.16x = 10,991,047.37
  5. Step 5: Solve for x
    x = 10,991,047.37/4,428.16
  6. Step 6: Final answer
    x = 2,482.08

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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.