Home / 10,001.91-13,803.47-5,526.30

Finding the Fourth Proportional to 10,001.91, 13,803.47 and 5,526.30

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Solution

The fourth proportional to 10,001.91, 13,803.47 and 5,526.30 is: 7,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.91 : 13,803.47 = 5,526.30 : x
  2. Step 2: Convert to fraction form
    10,001.91/13,803.47 = 5,526.30/x
  3. Step 3: Cross multiply
    10,001.91x = 13,803.47 × 5,526.30
  4. Step 4: Simplify right side
    10,001.91x = 76,282,116.26
  5. Step 5: Solve for x
    x = 76,282,116.26/10,001.91
  6. Step 6: Final answer
    x = 7,626.75

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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.