Home / 7,922.53-10,929.65-4,776.97

Finding the Fourth Proportional to 7,922.53, 10,929.65 and 4,776.97

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Solution

The fourth proportional to 7,922.53, 10,929.65 and 4,776.97 is: 6,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.53 : 10,929.65 = 4,776.97 : x
  2. Step 2: Convert to fraction form
    7,922.53/10,929.65 = 4,776.97/x
  3. Step 3: Cross multiply
    7,922.53x = 10,929.65 × 4,776.97
  4. Step 4: Simplify right side
    7,922.53x = 52,210,567.45
  5. Step 5: Solve for x
    x = 52,210,567.45/7,922.53
  6. Step 6: Final answer
    x = 6,590.14

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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.