Home / 5,280.68-7,911.30-4,697.48

Finding the Fourth Proportional to 5,280.68, 7,911.30 and 4,697.48

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Solution

The fourth proportional to 5,280.68, 7,911.30 and 4,697.48 is: 7,037.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.68 : 7,911.30 = 4,697.48 : x
  2. Step 2: Convert to fraction form
    5,280.68/7,911.30 = 4,697.48/x
  3. Step 3: Cross multiply
    5,280.68x = 7,911.30 × 4,697.48
  4. Step 4: Simplify right side
    5,280.68x = 37,163,173.52
  5. Step 5: Solve for x
    x = 37,163,173.52/5,280.68
  6. Step 6: Final answer
    x = 7,037.57

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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.