Home / 7,513.65-10,359.42-4,820.13

Finding the Fourth Proportional to 7,513.65, 10,359.42 and 4,820.13

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Solution

The fourth proportional to 7,513.65, 10,359.42 and 4,820.13 is: 6,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.65 : 10,359.42 = 4,820.13 : x
  2. Step 2: Convert to fraction form
    7,513.65/10,359.42 = 4,820.13/x
  3. Step 3: Cross multiply
    7,513.65x = 10,359.42 × 4,820.13
  4. Step 4: Simplify right side
    7,513.65x = 49,933,751.12
  5. Step 5: Solve for x
    x = 49,933,751.12/7,513.65
  6. Step 6: Final answer
    x = 6,645.74

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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.