Home / 7,315.34-10,091.07-4,484.09

Finding the Fourth Proportional to 7,315.34, 10,091.07 and 4,484.09

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Solution

The fourth proportional to 7,315.34, 10,091.07 and 4,484.09 is: 6,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.34 : 10,091.07 = 4,484.09 : x
  2. Step 2: Convert to fraction form
    7,315.34/10,091.07 = 4,484.09/x
  3. Step 3: Cross multiply
    7,315.34x = 10,091.07 × 4,484.09
  4. Step 4: Simplify right side
    7,315.34x = 45,249,266.08
  5. Step 5: Solve for x
    x = 45,249,266.08/7,315.34
  6. Step 6: Final answer
    x = 6,185.53

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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.