Home / 7,457.52-10,290.74-4,313.92

Finding the Fourth Proportional to 7,457.52, 10,290.74 and 4,313.92

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Solution

The fourth proportional to 7,457.52, 10,290.74 and 4,313.92 is: 5,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.52 : 10,290.74 = 4,313.92 : x
  2. Step 2: Convert to fraction form
    7,457.52/10,290.74 = 4,313.92/x
  3. Step 3: Cross multiply
    7,457.52x = 10,290.74 × 4,313.92
  4. Step 4: Simplify right side
    7,457.52x = 44,393,429.10
  5. Step 5: Solve for x
    x = 44,393,429.10/7,457.52
  6. Step 6: Final answer
    x = 5,952.84

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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.