Home / 5,259.61-7,258.12-2,901.70

Finding the Fourth Proportional to 5,259.61, 7,258.12 and 2,901.70

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Solution

The fourth proportional to 5,259.61, 7,258.12 and 2,901.70 is: 4,004.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.61 : 7,258.12 = 2,901.70 : x
  2. Step 2: Convert to fraction form
    5,259.61/7,258.12 = 2,901.70/x
  3. Step 3: Cross multiply
    5,259.61x = 7,258.12 × 2,901.70
  4. Step 4: Simplify right side
    5,259.61x = 21,060,886.80
  5. Step 5: Solve for x
    x = 21,060,886.80/5,259.61
  6. Step 6: Final answer
    x = 4,004.27

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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.