Home / 7,507.40-11,262.45-2,575.76

Finding the Fourth Proportional to 7,507.40, 11,262.45 and 2,575.76

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Solution

The fourth proportional to 7,507.40, 11,262.45 and 2,575.76 is: 3,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.40 : 11,262.45 = 2,575.76 : x
  2. Step 2: Convert to fraction form
    7,507.40/11,262.45 = 2,575.76/x
  3. Step 3: Cross multiply
    7,507.40x = 11,262.45 × 2,575.76
  4. Step 4: Simplify right side
    7,507.40x = 29,009,368.21
  5. Step 5: Solve for x
    x = 29,009,368.21/7,507.40
  6. Step 6: Final answer
    x = 3,864.10

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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.