Home / 7,477.67-10,319.10-4,333.79

Finding the Fourth Proportional to 7,477.67, 10,319.10 and 4,333.79

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Solution

The fourth proportional to 7,477.67, 10,319.10 and 4,333.79 is: 5,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.67 : 10,319.10 = 4,333.79 : x
  2. Step 2: Convert to fraction form
    7,477.67/10,319.10 = 4,333.79/x
  3. Step 3: Cross multiply
    7,477.67x = 10,319.10 × 4,333.79
  4. Step 4: Simplify right side
    7,477.67x = 44,720,812.39
  5. Step 5: Solve for x
    x = 44,720,812.39/7,477.67
  6. Step 6: Final answer
    x = 5,980.58

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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.