Home / 5,621.84-8,432.97-1,461.74

Finding the Fourth Proportional to 5,621.84, 8,432.97 and 1,461.74

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Solution

The fourth proportional to 5,621.84, 8,432.97 and 1,461.74 is: 2,192.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.84 : 8,432.97 = 1,461.74 : x
  2. Step 2: Convert to fraction form
    5,621.84/8,432.97 = 1,461.74/x
  3. Step 3: Cross multiply
    5,621.84x = 8,432.97 × 1,461.74
  4. Step 4: Simplify right side
    5,621.84x = 12,326,767.40
  5. Step 5: Solve for x
    x = 12,326,767.40/5,621.84
  6. Step 6: Final answer
    x = 2,192.66

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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.