Home / 7,365.30-10,159.68-4,712.64

Finding the Fourth Proportional to 7,365.30, 10,159.68 and 4,712.64

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Solution

The fourth proportional to 7,365.30, 10,159.68 and 4,712.64 is: 6,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.30 : 10,159.68 = 4,712.64 : x
  2. Step 2: Convert to fraction form
    7,365.30/10,159.68 = 4,712.64/x
  3. Step 3: Cross multiply
    7,365.30x = 10,159.68 × 4,712.64
  4. Step 4: Simplify right side
    7,365.30x = 47,878,914.36
  5. Step 5: Solve for x
    x = 47,878,914.36/7,365.30
  6. Step 6: Final answer
    x = 6,500.61

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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.