Home / 7,580.48-10,461.88-4,439.30

Finding the Fourth Proportional to 7,580.48, 10,461.88 and 4,439.30

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Solution

The fourth proportional to 7,580.48, 10,461.88 and 4,439.30 is: 6,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.48 : 10,461.88 = 4,439.30 : x
  2. Step 2: Convert to fraction form
    7,580.48/10,461.88 = 4,439.30/x
  3. Step 3: Cross multiply
    7,580.48x = 10,461.88 × 4,439.30
  4. Step 4: Simplify right side
    7,580.48x = 46,443,423.88
  5. Step 5: Solve for x
    x = 46,443,423.88/7,580.48
  6. Step 6: Final answer
    x = 6,126.71

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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.