Home / 7,994.12-11,032.28-4,457.32

Finding the Fourth Proportional to 7,994.12, 11,032.28 and 4,457.32

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Solution

The fourth proportional to 7,994.12, 11,032.28 and 4,457.32 is: 6,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.12 : 11,032.28 = 4,457.32 : x
  2. Step 2: Convert to fraction form
    7,994.12/11,032.28 = 4,457.32/x
  3. Step 3: Cross multiply
    7,994.12x = 11,032.28 × 4,457.32
  4. Step 4: Simplify right side
    7,994.12x = 49,174,402.29
  5. Step 5: Solve for x
    x = 49,174,402.29/7,994.12
  6. Step 6: Final answer
    x = 6,151.32

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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.