Home / 7,285.62-10,053.80-4,141.74

Finding the Fourth Proportional to 7,285.62, 10,053.80 and 4,141.74

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Solution

The fourth proportional to 7,285.62, 10,053.80 and 4,141.74 is: 5,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.62 : 10,053.80 = 4,141.74 : x
  2. Step 2: Convert to fraction form
    7,285.62/10,053.80 = 4,141.74/x
  3. Step 3: Cross multiply
    7,285.62x = 10,053.80 × 4,141.74
  4. Step 4: Simplify right side
    7,285.62x = 41,640,225.61
  5. Step 5: Solve for x
    x = 41,640,225.61/7,285.62
  6. Step 6: Final answer
    x = 5,715.40

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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.