Home / 10,323.09-15,479.99-2,925.80

Finding the Fourth Proportional to 10,323.09, 15,479.99 and 2,925.80

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Solution

The fourth proportional to 10,323.09, 15,479.99 and 2,925.80 is: 4,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.09 : 15,479.99 = 2,925.80 : x
  2. Step 2: Convert to fraction form
    10,323.09/15,479.99 = 2,925.80/x
  3. Step 3: Cross multiply
    10,323.09x = 15,479.99 × 2,925.80
  4. Step 4: Simplify right side
    10,323.09x = 45,291,262.71
  5. Step 5: Solve for x
    x = 45,291,262.71/10,323.09
  6. Step 6: Final answer
    x = 4,387.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.