Home / 7,018.11-10,475.73-6,187.68

Finding the Fourth Proportional to 7,018.11, 10,475.73 and 6,187.68

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Solution

The fourth proportional to 7,018.11, 10,475.73 and 6,187.68 is: 9,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.11 : 10,475.73 = 6,187.68 : x
  2. Step 2: Convert to fraction form
    7,018.11/10,475.73 = 6,187.68/x
  3. Step 3: Cross multiply
    7,018.11x = 10,475.73 × 6,187.68
  4. Step 4: Simplify right side
    7,018.11x = 64,820,465.01
  5. Step 5: Solve for x
    x = 64,820,465.01/7,018.11
  6. Step 6: Final answer
    x = 9,236.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.