Home / 6,535.50-9,019.08-3,551.40

Finding the Fourth Proportional to 6,535.50, 9,019.08 and 3,551.40

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Solution

The fourth proportional to 6,535.50, 9,019.08 and 3,551.40 is: 4,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.50 : 9,019.08 = 3,551.40 : x
  2. Step 2: Convert to fraction form
    6,535.50/9,019.08 = 3,551.40/x
  3. Step 3: Cross multiply
    6,535.50x = 9,019.08 × 3,551.40
  4. Step 4: Simplify right side
    6,535.50x = 32,030,360.71
  5. Step 5: Solve for x
    x = 32,030,360.71/6,535.50
  6. Step 6: Final answer
    x = 4,900.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.