Home / 6,697.12-10,055.40-4,947.52

Finding the Fourth Proportional to 6,697.12, 10,055.40 and 4,947.52

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Solution

The fourth proportional to 6,697.12, 10,055.40 and 4,947.52 is: 7,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.12 : 10,055.40 = 4,947.52 : x
  2. Step 2: Convert to fraction form
    6,697.12/10,055.40 = 4,947.52/x
  3. Step 3: Cross multiply
    6,697.12x = 10,055.40 × 4,947.52
  4. Step 4: Simplify right side
    6,697.12x = 49,749,292.61
  5. Step 5: Solve for x
    x = 49,749,292.61/6,697.12
  6. Step 6: Final answer
    x = 7,428.46

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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.