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Finding the Fourth Proportional to 5,001.76, 7,502.65 and 1,303.99

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Solution

The fourth proportional to 5,001.76, 7,502.65 and 1,303.99 is: 1,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.76 : 7,502.65 = 1,303.99 : x
  2. Step 2: Convert to fraction form
    5,001.76/7,502.65 = 1,303.99/x
  3. Step 3: Cross multiply
    5,001.76x = 7,502.65 × 1,303.99
  4. Step 4: Simplify right side
    5,001.76x = 9,783,358.56
  5. Step 5: Solve for x
    x = 9,783,358.56/5,001.76
  6. Step 6: Final answer
    x = 1,955.98

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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.