Home / 5,621.02-7,752.84-4,983.71

Finding the Fourth Proportional to 5,621.02, 7,752.84 and 4,983.71

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Solution

The fourth proportional to 5,621.02, 7,752.84 and 4,983.71 is: 6,873.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.02 : 7,752.84 = 4,983.71 : x
  2. Step 2: Convert to fraction form
    5,621.02/7,752.84 = 4,983.71/x
  3. Step 3: Cross multiply
    5,621.02x = 7,752.84 × 4,983.71
  4. Step 4: Simplify right side
    5,621.02x = 38,637,939.12
  5. Step 5: Solve for x
    x = 38,637,939.12/5,621.02
  6. Step 6: Final answer
    x = 6,873.83

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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.