Home / 7,286.65-10,055.29-4,303.45

Finding the Fourth Proportional to 7,286.65, 10,055.29 and 4,303.45

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Solution

The fourth proportional to 7,286.65, 10,055.29 and 4,303.45 is: 5,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.65 : 10,055.29 = 4,303.45 : x
  2. Step 2: Convert to fraction form
    7,286.65/10,055.29 = 4,303.45/x
  3. Step 3: Cross multiply
    7,286.65x = 10,055.29 × 4,303.45
  4. Step 4: Simplify right side
    7,286.65x = 43,272,365.96
  5. Step 5: Solve for x
    x = 43,272,365.96/7,286.65
  6. Step 6: Final answer
    x = 5,938.58

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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.