Home / 5,892.60-8,130.78-3,501.63

Finding the Fourth Proportional to 5,892.60, 8,130.78 and 3,501.63

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Solution

The fourth proportional to 5,892.60, 8,130.78 and 3,501.63 is: 4,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.60 : 8,130.78 = 3,501.63 : x
  2. Step 2: Convert to fraction form
    5,892.60/8,130.78 = 3,501.63/x
  3. Step 3: Cross multiply
    5,892.60x = 8,130.78 × 3,501.63
  4. Step 4: Simplify right side
    5,892.60x = 28,470,983.17
  5. Step 5: Solve for x
    x = 28,470,983.17/5,892.60
  6. Step 6: Final answer
    x = 4,831.65

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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.