Home / 5,001.28-7,501.23-1,303.21

Finding the Fourth Proportional to 5,001.28, 7,501.23 and 1,303.21

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Solution

The fourth proportional to 5,001.28, 7,501.23 and 1,303.21 is: 1,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.28 : 7,501.23 = 1,303.21 : x
  2. Step 2: Convert to fraction form
    5,001.28/7,501.23 = 1,303.21/x
  3. Step 3: Cross multiply
    5,001.28x = 7,501.23 × 1,303.21
  4. Step 4: Simplify right side
    5,001.28x = 9,775,687.32
  5. Step 5: Solve for x
    x = 9,775,687.32/5,001.28
  6. Step 6: Final answer
    x = 1,954.64

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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.