Home / 9,790.23-13,515.85-7,503.00

Finding the Fourth Proportional to 9,790.23, 13,515.85 and 7,503.00

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Solution

The fourth proportional to 9,790.23, 13,515.85 and 7,503.00 is: 10,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.23 : 13,515.85 = 7,503.00 : x
  2. Step 2: Convert to fraction form
    9,790.23/13,515.85 = 7,503.00/x
  3. Step 3: Cross multiply
    9,790.23x = 13,515.85 × 7,503.00
  4. Step 4: Simplify right side
    9,790.23x = 101,409,381.24
  5. Step 5: Solve for x
    x = 101,409,381.24/9,790.23
  6. Step 6: Final answer
    x = 10,358.22

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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.