Home / 7,864.48-10,852.14-4,884.76

Finding the Fourth Proportional to 7,864.48, 10,852.14 and 4,884.76

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Solution

The fourth proportional to 7,864.48, 10,852.14 and 4,884.76 is: 6,740.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.48 : 10,852.14 = 4,884.76 : x
  2. Step 2: Convert to fraction form
    7,864.48/10,852.14 = 4,884.76/x
  3. Step 3: Cross multiply
    7,864.48x = 10,852.14 × 4,884.76
  4. Step 4: Simplify right side
    7,864.48x = 53,010,099.39
  5. Step 5: Solve for x
    x = 53,010,099.39/7,864.48
  6. Step 6: Final answer
    x = 6,740.45

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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.