Home / 7,621.50-10,517.43-4,264.59

Finding the Fourth Proportional to 7,621.50, 10,517.43 and 4,264.59

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Solution

The fourth proportional to 7,621.50, 10,517.43 and 4,264.59 is: 5,885.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.50 : 10,517.43 = 4,264.59 : x
  2. Step 2: Convert to fraction form
    7,621.50/10,517.43 = 4,264.59/x
  3. Step 3: Cross multiply
    7,621.50x = 10,517.43 × 4,264.59
  4. Step 4: Simplify right side
    7,621.50x = 44,852,526.80
  5. Step 5: Solve for x
    x = 44,852,526.80/7,621.50
  6. Step 6: Final answer
    x = 5,885.00

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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.