Home / 7,613.46-10,507.37-4,257.45

Finding the Fourth Proportional to 7,613.46, 10,507.37 and 4,257.45

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Solution

The fourth proportional to 7,613.46, 10,507.37 and 4,257.45 is: 5,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.46 : 10,507.37 = 4,257.45 : x
  2. Step 2: Convert to fraction form
    7,613.46/10,507.37 = 4,257.45/x
  3. Step 3: Cross multiply
    7,613.46x = 10,507.37 × 4,257.45
  4. Step 4: Simplify right side
    7,613.46x = 44,734,581.12
  5. Step 5: Solve for x
    x = 44,734,581.12/7,613.46
  6. Step 6: Final answer
    x = 5,875.72

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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.