Home / 7,613.34-11,401.74-4,485.93

Finding the Fourth Proportional to 7,613.34, 11,401.74 and 4,485.93

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Solution

The fourth proportional to 7,613.34, 11,401.74 and 4,485.93 is: 6,718.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.34 : 11,401.74 = 4,485.93 : x
  2. Step 2: Convert to fraction form
    7,613.34/11,401.74 = 4,485.93/x
  3. Step 3: Cross multiply
    7,613.34x = 11,401.74 × 4,485.93
  4. Step 4: Simplify right side
    7,613.34x = 51,147,407.52
  5. Step 5: Solve for x
    x = 51,147,407.52/7,613.34
  6. Step 6: Final answer
    x = 6,718.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.