Home / 5,345.87-8,008.02-4,477.05

Finding the Fourth Proportional to 5,345.87, 8,008.02 and 4,477.05

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Solution

The fourth proportional to 5,345.87, 8,008.02 and 4,477.05 is: 6,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.87 : 8,008.02 = 4,477.05 : x
  2. Step 2: Convert to fraction form
    5,345.87/8,008.02 = 4,477.05/x
  3. Step 3: Cross multiply
    5,345.87x = 8,008.02 × 4,477.05
  4. Step 4: Simplify right side
    5,345.87x = 35,852,305.94
  5. Step 5: Solve for x
    x = 35,852,305.94/5,345.87
  6. Step 6: Final answer
    x = 6,706.55

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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.