Home / 1,526.66-2,289.56-746.24

Finding the Fourth Proportional to 1,526.66, 2,289.56 and 746.24

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Solution

The fourth proportional to 1,526.66, 2,289.56 and 746.24 is: 1,119.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.66 : 2,289.56 = 746.24 : x
  2. Step 2: Convert to fraction form
    1,526.66/2,289.56 = 746.24/x
  3. Step 3: Cross multiply
    1,526.66x = 2,289.56 × 746.24
  4. Step 4: Simplify right side
    1,526.66x = 1,708,561.25
  5. Step 5: Solve for x
    x = 1,708,561.25/1,526.66
  6. Step 6: Final answer
    x = 1,119.15

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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.