Home / 7,515.41-10,372.53-4,373.42

Finding the Fourth Proportional to 7,515.41, 10,372.53 and 4,373.42

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Solution

The fourth proportional to 7,515.41, 10,372.53 and 4,373.42 is: 6,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.41 : 10,372.53 = 4,373.42 : x
  2. Step 2: Convert to fraction form
    7,515.41/10,372.53 = 4,373.42/x
  3. Step 3: Cross multiply
    7,515.41x = 10,372.53 × 4,373.42
  4. Step 4: Simplify right side
    7,515.41x = 45,363,378.29
  5. Step 5: Solve for x
    x = 45,363,378.29/7,515.41
  6. Step 6: Final answer
    x = 6,036.05

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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.