Home / 5,259.18-7,258.08-2,901.72

Finding the Fourth Proportional to 5,259.18, 7,258.08 and 2,901.72

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Solution

The fourth proportional to 5,259.18, 7,258.08 and 2,901.72 is: 4,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.18 : 7,258.08 = 2,901.72 : x
  2. Step 2: Convert to fraction form
    5,259.18/7,258.08 = 2,901.72/x
  3. Step 3: Cross multiply
    5,259.18x = 7,258.08 × 2,901.72
  4. Step 4: Simplify right side
    5,259.18x = 21,060,915.90
  5. Step 5: Solve for x
    x = 21,060,915.90/5,259.18
  6. Step 6: Final answer
    x = 4,004.60

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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.