Home / 9,655.12-13,325.56-7,001.56

Finding the Fourth Proportional to 9,655.12, 13,325.56 and 7,001.56

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Solution

The fourth proportional to 9,655.12, 13,325.56 and 7,001.56 is: 9,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.12 : 13,325.56 = 7,001.56 : x
  2. Step 2: Convert to fraction form
    9,655.12/13,325.56 = 7,001.56/x
  3. Step 3: Cross multiply
    9,655.12x = 13,325.56 × 7,001.56
  4. Step 4: Simplify right side
    9,655.12x = 93,299,707.87
  5. Step 5: Solve for x
    x = 93,299,707.87/9,655.12
  6. Step 6: Final answer
    x = 9,663.24

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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.