Home / 9,777.30-13,492.67-5,301.03

Finding the Fourth Proportional to 9,777.30, 13,492.67 and 5,301.03

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Solution

The fourth proportional to 9,777.30, 13,492.67 and 5,301.03 is: 7,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777.30 : 13,492.67 = 5,301.03 : x
  2. Step 2: Convert to fraction form
    9,777.30/13,492.67 = 5,301.03/x
  3. Step 3: Cross multiply
    9,777.30x = 13,492.67 × 5,301.03
  4. Step 4: Simplify right side
    9,777.30x = 71,525,048.45
  5. Step 5: Solve for x
    x = 71,525,048.45/9,777.30
  6. Step 6: Final answer
    x = 7,315.42

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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.