Home / 5,535.63-8,303.36-1,639.71

Finding the Fourth Proportional to 5,535.63, 8,303.36 and 1,639.71

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Solution

The fourth proportional to 5,535.63, 8,303.36 and 1,639.71 is: 2,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.63 : 8,303.36 = 1,639.71 : x
  2. Step 2: Convert to fraction form
    5,535.63/8,303.36 = 1,639.71/x
  3. Step 3: Cross multiply
    5,535.63x = 8,303.36 × 1,639.71
  4. Step 4: Simplify right side
    5,535.63x = 13,615,094.23
  5. Step 5: Solve for x
    x = 13,615,094.23/5,535.63
  6. Step 6: Final answer
    x = 2,459.54

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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.