Home / 7,214.04-10,819.98-5,989.32

Finding the Fourth Proportional to 7,214.04, 10,819.98 and 5,989.32

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Solution

The fourth proportional to 7,214.04, 10,819.98 and 5,989.32 is: 8,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.04 : 10,819.98 = 5,989.32 : x
  2. Step 2: Convert to fraction form
    7,214.04/10,819.98 = 5,989.32/x
  3. Step 3: Cross multiply
    7,214.04x = 10,819.98 × 5,989.32
  4. Step 4: Simplify right side
    7,214.04x = 64,804,322.61
  5. Step 5: Solve for x
    x = 64,804,322.61/7,214.04
  6. Step 6: Final answer
    x = 8,983.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.