Home / 4,047.08-5,585.12-2,254.72

Finding the Fourth Proportional to 4,047.08, 5,585.12 and 2,254.72

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Solution

The fourth proportional to 4,047.08, 5,585.12 and 2,254.72 is: 3,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.08 : 5,585.12 = 2,254.72 : x
  2. Step 2: Convert to fraction form
    4,047.08/5,585.12 = 2,254.72/x
  3. Step 3: Cross multiply
    4,047.08x = 5,585.12 × 2,254.72
  4. Step 4: Simplify right side
    4,047.08x = 12,592,881.77
  5. Step 5: Solve for x
    x = 12,592,881.77/4,047.08
  6. Step 6: Final answer
    x = 3,111.60

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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.