Home / 7,751.04-10,698.66-5,768.16

Finding the Fourth Proportional to 7,751.04, 10,698.66 and 5,768.16

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Solution

The fourth proportional to 7,751.04, 10,698.66 and 5,768.16 is: 7,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.04 : 10,698.66 = 5,768.16 : x
  2. Step 2: Convert to fraction form
    7,751.04/10,698.66 = 5,768.16/x
  3. Step 3: Cross multiply
    7,751.04x = 10,698.66 × 5,768.16
  4. Step 4: Simplify right side
    7,751.04x = 61,711,582.67
  5. Step 5: Solve for x
    x = 61,711,582.67/7,751.04
  6. Step 6: Final answer
    x = 7,961.72

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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.