Home / 7,613.76-10,510.23-4,630.55

Finding the Fourth Proportional to 7,613.76, 10,510.23 and 4,630.55

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Solution

The fourth proportional to 7,613.76, 10,510.23 and 4,630.55 is: 6,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.76 : 10,510.23 = 4,630.55 : x
  2. Step 2: Convert to fraction form
    7,613.76/10,510.23 = 4,630.55/x
  3. Step 3: Cross multiply
    7,613.76x = 10,510.23 × 4,630.55
  4. Step 4: Simplify right side
    7,613.76x = 48,668,122.37
  5. Step 5: Solve for x
    x = 48,668,122.37/7,613.76
  6. Step 6: Final answer
    x = 6,392.13

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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.