Home / 10,002.58-13,803.35-5,526.28

Finding the Fourth Proportional to 10,002.58, 13,803.35 and 5,526.28

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Solution

The fourth proportional to 10,002.58, 13,803.35 and 5,526.28 is: 7,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.58 : 13,803.35 = 5,526.28 : x
  2. Step 2: Convert to fraction form
    10,002.58/13,803.35 = 5,526.28/x
  3. Step 3: Cross multiply
    10,002.58x = 13,803.35 × 5,526.28
  4. Step 4: Simplify right side
    10,002.58x = 76,281,166.66
  5. Step 5: Solve for x
    x = 76,281,166.66/10,002.58
  6. Step 6: Final answer
    x = 7,626.15

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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.