Home / 7,547.07-11,320.74-2,353.08

Finding the Fourth Proportional to 7,547.07, 11,320.74 and 2,353.08

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Solution

The fourth proportional to 7,547.07, 11,320.74 and 2,353.08 is: 3,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.07 : 11,320.74 = 2,353.08 : x
  2. Step 2: Convert to fraction form
    7,547.07/11,320.74 = 2,353.08/x
  3. Step 3: Cross multiply
    7,547.07x = 11,320.74 × 2,353.08
  4. Step 4: Simplify right side
    7,547.07x = 26,638,606.88
  5. Step 5: Solve for x
    x = 26,638,606.88/7,547.07
  6. Step 6: Final answer
    x = 3,529.66

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Similar ratio
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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.