Home / 7,526.58-10,388.41-5,008.80

Finding the Fourth Proportional to 7,526.58, 10,388.41 and 5,008.80

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Solution

The fourth proportional to 7,526.58, 10,388.41 and 5,008.80 is: 6,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.58 : 10,388.41 = 5,008.80 : x
  2. Step 2: Convert to fraction form
    7,526.58/10,388.41 = 5,008.80/x
  3. Step 3: Cross multiply
    7,526.58x = 10,388.41 × 5,008.80
  4. Step 4: Simplify right side
    7,526.58x = 52,033,468.01
  5. Step 5: Solve for x
    x = 52,033,468.01/7,526.58
  6. Step 6: Final answer
    x = 6,913.30

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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.