Home / 7,297.40-10,070.66-4,315.79

Finding the Fourth Proportional to 7,297.40, 10,070.66 and 4,315.79

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Solution

The fourth proportional to 7,297.40, 10,070.66 and 4,315.79 is: 5,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.40 : 10,070.66 = 4,315.79 : x
  2. Step 2: Convert to fraction form
    7,297.40/10,070.66 = 4,315.79/x
  3. Step 3: Cross multiply
    7,297.40x = 10,070.66 × 4,315.79
  4. Step 4: Simplify right side
    7,297.40x = 43,462,889.69
  5. Step 5: Solve for x
    x = 43,462,889.69/7,297.40
  6. Step 6: Final answer
    x = 5,955.94

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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.