Home / 7,899.54-10,901.36-4,543.02

Finding the Fourth Proportional to 7,899.54, 10,901.36 and 4,543.02

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Solution

The fourth proportional to 7,899.54, 10,901.36 and 4,543.02 is: 6,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.54 : 10,901.36 = 4,543.02 : x
  2. Step 2: Convert to fraction form
    7,899.54/10,901.36 = 4,543.02/x
  3. Step 3: Cross multiply
    7,899.54x = 10,901.36 × 4,543.02
  4. Step 4: Simplify right side
    7,899.54x = 49,525,073.79
  5. Step 5: Solve for x
    x = 49,525,073.79/7,899.54
  6. Step 6: Final answer
    x = 6,269.36

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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.