Home / 5,256.74-7,254.32-2,898.87

Finding the Fourth Proportional to 5,256.74, 7,254.32 and 2,898.87

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Solution

The fourth proportional to 5,256.74, 7,254.32 and 2,898.87 is: 4,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.74 : 7,254.32 = 2,898.87 : x
  2. Step 2: Convert to fraction form
    5,256.74/7,254.32 = 2,898.87/x
  3. Step 3: Cross multiply
    5,256.74x = 7,254.32 × 2,898.87
  4. Step 4: Simplify right side
    5,256.74x = 21,029,316.12
  5. Step 5: Solve for x
    x = 21,029,316.12/5,256.74
  6. Step 6: Final answer
    x = 4,000.45

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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.