Home / 4,947.02-7,423.08-2,175.63

Finding the Fourth Proportional to 4,947.02, 7,423.08 and 2,175.63

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Solution

The fourth proportional to 4,947.02, 7,423.08 and 2,175.63 is: 3,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.02 : 7,423.08 = 2,175.63 : x
  2. Step 2: Convert to fraction form
    4,947.02/7,423.08 = 2,175.63/x
  3. Step 3: Cross multiply
    4,947.02x = 7,423.08 × 2,175.63
  4. Step 4: Simplify right side
    4,947.02x = 16,149,875.54
  5. Step 5: Solve for x
    x = 16,149,875.54/4,947.02
  6. Step 6: Final answer
    x = 3,264.57

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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.