Home / 7,063.04-9,746.88-3,919.16

Finding the Fourth Proportional to 7,063.04, 9,746.88 and 3,919.16

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Solution

The fourth proportional to 7,063.04, 9,746.88 and 3,919.16 is: 5,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.04 : 9,746.88 = 3,919.16 : x
  2. Step 2: Convert to fraction form
    7,063.04/9,746.88 = 3,919.16/x
  3. Step 3: Cross multiply
    7,063.04x = 9,746.88 × 3,919.16
  4. Step 4: Simplify right side
    7,063.04x = 38,199,582.22
  5. Step 5: Solve for x
    x = 38,199,582.22/7,063.04
  6. Step 6: Final answer
    x = 5,408.38

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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.