Home / 2,501.60-3,750.91-1,528.39

Finding the Fourth Proportional to 2,501.60, 3,750.91 and 1,528.39

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Solution

The fourth proportional to 2,501.60, 3,750.91 and 1,528.39 is: 2,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.60 : 3,750.91 = 1,528.39 : x
  2. Step 2: Convert to fraction form
    2,501.60/3,750.91 = 1,528.39/x
  3. Step 3: Cross multiply
    2,501.60x = 3,750.91 × 1,528.39
  4. Step 4: Simplify right side
    2,501.60x = 5,732,853.33
  5. Step 5: Solve for x
    x = 5,732,853.33/2,501.60
  6. Step 6: Final answer
    x = 2,291.67

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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.