Home / 7,526.45-10,386.20-4,169.07

Finding the Fourth Proportional to 7,526.45, 10,386.20 and 4,169.07

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Solution

The fourth proportional to 7,526.45, 10,386.20 and 4,169.07 is: 5,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.45 : 10,386.20 = 4,169.07 : x
  2. Step 2: Convert to fraction form
    7,526.45/10,386.20 = 4,169.07/x
  3. Step 3: Cross multiply
    7,526.45x = 10,386.20 × 4,169.07
  4. Step 4: Simplify right side
    7,526.45x = 43,300,805.26
  5. Step 5: Solve for x
    x = 43,300,805.26/7,526.45
  6. Step 6: Final answer
    x = 5,753.15

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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.