Home / 8,018.85-11,062.11-5,655.81

Finding the Fourth Proportional to 8,018.85, 11,062.11 and 5,655.81

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Solution

The fourth proportional to 8,018.85, 11,062.11 and 5,655.81 is: 7,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.85 : 11,062.11 = 5,655.81 : x
  2. Step 2: Convert to fraction form
    8,018.85/11,062.11 = 5,655.81/x
  3. Step 3: Cross multiply
    8,018.85x = 11,062.11 × 5,655.81
  4. Step 4: Simplify right side
    8,018.85x = 62,565,192.36
  5. Step 5: Solve for x
    x = 62,565,192.36/8,018.85
  6. Step 6: Final answer
    x = 7,802.26

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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.