Home / 8,254.16-11,390.56-4,477.18

Finding the Fourth Proportional to 8,254.16, 11,390.56 and 4,477.18

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Solution

The fourth proportional to 8,254.16, 11,390.56 and 4,477.18 is: 6,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.16 : 11,390.56 = 4,477.18 : x
  2. Step 2: Convert to fraction form
    8,254.16/11,390.56 = 4,477.18/x
  3. Step 3: Cross multiply
    8,254.16x = 11,390.56 × 4,477.18
  4. Step 4: Simplify right side
    8,254.16x = 50,997,594.29
  5. Step 5: Solve for x
    x = 50,997,594.29/8,254.16
  6. Step 6: Final answer
    x = 6,178.41

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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.