Home / 7,403.61-10,217.23-4,259.80

Finding the Fourth Proportional to 7,403.61, 10,217.23 and 4,259.80

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Solution

The fourth proportional to 7,403.61, 10,217.23 and 4,259.80 is: 5,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.61 : 10,217.23 = 4,259.80 : x
  2. Step 2: Convert to fraction form
    7,403.61/10,217.23 = 4,259.80/x
  3. Step 3: Cross multiply
    7,403.61x = 10,217.23 × 4,259.80
  4. Step 4: Simplify right side
    7,403.61x = 43,523,320.16
  5. Step 5: Solve for x
    x = 43,523,320.16/7,403.61
  6. Step 6: Final answer
    x = 5,878.66

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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.