Home / 4,574.02-6,862.83-4,210.78

Finding the Fourth Proportional to 4,574.02, 6,862.83 and 4,210.78

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Solution

The fourth proportional to 4,574.02, 6,862.83 and 4,210.78 is: 6,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.02 : 6,862.83 = 4,210.78 : x
  2. Step 2: Convert to fraction form
    4,574.02/6,862.83 = 4,210.78/x
  3. Step 3: Cross multiply
    4,574.02x = 6,862.83 × 4,210.78
  4. Step 4: Simplify right side
    4,574.02x = 28,897,867.31
  5. Step 5: Solve for x
    x = 28,897,867.31/4,574.02
  6. Step 6: Final answer
    x = 6,317.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.