Home / 4,999.02-6,898.79-2,875.05

Finding the Fourth Proportional to 4,999.02, 6,898.79 and 2,875.05

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Solution

The fourth proportional to 4,999.02, 6,898.79 and 2,875.05 is: 3,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.02 : 6,898.79 = 2,875.05 : x
  2. Step 2: Convert to fraction form
    4,999.02/6,898.79 = 2,875.05/x
  3. Step 3: Cross multiply
    4,999.02x = 6,898.79 × 2,875.05
  4. Step 4: Simplify right side
    4,999.02x = 19,834,351.81
  5. Step 5: Solve for x
    x = 19,834,351.81/4,999.02
  6. Step 6: Final answer
    x = 3,967.65

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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.