Home / 4,045.12-5,580.40-2,924.28

Finding the Fourth Proportional to 4,045.12, 5,580.40 and 2,924.28

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Solution

The fourth proportional to 4,045.12, 5,580.40 and 2,924.28 is: 4,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.12 : 5,580.40 = 2,924.28 : x
  2. Step 2: Convert to fraction form
    4,045.12/5,580.40 = 2,924.28/x
  3. Step 3: Cross multiply
    4,045.12x = 5,580.40 × 2,924.28
  4. Step 4: Simplify right side
    4,045.12x = 16,318,652.11
  5. Step 5: Solve for x
    x = 16,318,652.11/4,045.12
  6. Step 6: Final answer
    x = 4,034.16

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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.