Home / 10,541.04-15,809.99-3,521.07

Finding the Fourth Proportional to 10,541.04, 15,809.99 and 3,521.07

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Solution

The fourth proportional to 10,541.04, 15,809.99 and 3,521.07 is: 5,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.04 : 15,809.99 = 3,521.07 : x
  2. Step 2: Convert to fraction form
    10,541.04/15,809.99 = 3,521.07/x
  3. Step 3: Cross multiply
    10,541.04x = 15,809.99 × 3,521.07
  4. Step 4: Simplify right side
    10,541.04x = 55,668,063.88
  5. Step 5: Solve for x
    x = 55,668,063.88/10,541.04
  6. Step 6: Final answer
    x = 5,281.08

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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.