Home / 7,615.48-10,510.73-4,591.15

Finding the Fourth Proportional to 7,615.48, 10,510.73 and 4,591.15

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Solution

The fourth proportional to 7,615.48, 10,510.73 and 4,591.15 is: 6,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.48 : 10,510.73 = 4,591.15 : x
  2. Step 2: Convert to fraction form
    7,615.48/10,510.73 = 4,591.15/x
  3. Step 3: Cross multiply
    7,615.48x = 10,510.73 × 4,591.15
  4. Step 4: Simplify right side
    7,615.48x = 48,256,262.53
  5. Step 5: Solve for x
    x = 48,256,262.53/7,615.48
  6. Step 6: Final answer
    x = 6,336.60

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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.