Home / 9,110.30-12,567.76-7,849.17

Finding the Fourth Proportional to 9,110.30, 12,567.76 and 7,849.17

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Solution

The fourth proportional to 9,110.30, 12,567.76 and 7,849.17 is: 10,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.30 : 12,567.76 = 7,849.17 : x
  2. Step 2: Convert to fraction form
    9,110.30/12,567.76 = 7,849.17/x
  3. Step 3: Cross multiply
    9,110.30x = 12,567.76 × 7,849.17
  4. Step 4: Simplify right side
    9,110.30x = 98,646,484.76
  5. Step 5: Solve for x
    x = 98,646,484.76/9,110.30
  6. Step 6: Final answer
    x = 10,828.02

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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.