Home / 7,616.70-10,510.68-4,785.54

Finding the Fourth Proportional to 7,616.70, 10,510.68 and 4,785.54

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Solution

The fourth proportional to 7,616.70, 10,510.68 and 4,785.54 is: 6,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.70 : 10,510.68 = 4,785.54 : x
  2. Step 2: Convert to fraction form
    7,616.70/10,510.68 = 4,785.54/x
  3. Step 3: Cross multiply
    7,616.70x = 10,510.68 × 4,785.54
  4. Step 4: Simplify right side
    7,616.70x = 50,299,279.57
  5. Step 5: Solve for x
    x = 50,299,279.57/7,616.70
  6. Step 6: Final answer
    x = 6,603.82

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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.