Home / 9,509.22-13,123.35-5,260.19

Finding the Fourth Proportional to 9,509.22, 13,123.35 and 5,260.19

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Solution

The fourth proportional to 9,509.22, 13,123.35 and 5,260.19 is: 7,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.22 : 13,123.35 = 5,260.19 : x
  2. Step 2: Convert to fraction form
    9,509.22/13,123.35 = 5,260.19/x
  3. Step 3: Cross multiply
    9,509.22x = 13,123.35 × 5,260.19
  4. Step 4: Simplify right side
    9,509.22x = 69,031,248.82
  5. Step 5: Solve for x
    x = 69,031,248.82/9,509.22
  6. Step 6: Final answer
    x = 7,259.40

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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.