Home / 5,475.81-7,532.70-4,800.57

Finding the Fourth Proportional to 5,475.81, 7,532.70 and 4,800.57

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Solution

The fourth proportional to 5,475.81, 7,532.70 and 4,800.57 is: 6,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.81 : 7,532.70 = 4,800.57 : x
  2. Step 2: Convert to fraction form
    5,475.81/7,532.70 = 4,800.57/x
  3. Step 3: Cross multiply
    5,475.81x = 7,532.70 × 4,800.57
  4. Step 4: Simplify right side
    5,475.81x = 36,161,276.76
  5. Step 5: Solve for x
    x = 36,161,276.76/5,475.81
  6. Step 6: Final answer
    x = 6,603.82

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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.