Home / 7,526.48-10,389.24-4,382.64

Finding the Fourth Proportional to 7,526.48, 10,389.24 and 4,382.64

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Solution

The fourth proportional to 7,526.48, 10,389.24 and 4,382.64 is: 6,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.48 : 10,389.24 = 4,382.64 : x
  2. Step 2: Convert to fraction form
    7,526.48/10,389.24 = 4,382.64/x
  3. Step 3: Cross multiply
    7,526.48x = 10,389.24 × 4,382.64
  4. Step 4: Simplify right side
    7,526.48x = 45,532,298.79
  5. Step 5: Solve for x
    x = 45,532,298.79/7,526.48
  6. Step 6: Final answer
    x = 6,049.62

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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.