Home / 9,455.81-13,050.58-7,213.46

Finding the Fourth Proportional to 9,455.81, 13,050.58 and 7,213.46

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Solution

The fourth proportional to 9,455.81, 13,050.58 and 7,213.46 is: 9,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.81 : 13,050.58 = 7,213.46 : x
  2. Step 2: Convert to fraction form
    9,455.81/13,050.58 = 7,213.46/x
  3. Step 3: Cross multiply
    9,455.81x = 13,050.58 × 7,213.46
  4. Step 4: Simplify right side
    9,455.81x = 94,139,777.19
  5. Step 5: Solve for x
    x = 94,139,777.19/9,455.81
  6. Step 6: Final answer
    x = 9,955.76

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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.