Home / 5,292.87-7,900.65-4,907.41

Finding the Fourth Proportional to 5,292.87, 7,900.65 and 4,907.41

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Solution

The fourth proportional to 5,292.87, 7,900.65 and 4,907.41 is: 7,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.87 : 7,900.65 = 4,907.41 : x
  2. Step 2: Convert to fraction form
    5,292.87/7,900.65 = 4,907.41/x
  3. Step 3: Cross multiply
    5,292.87x = 7,900.65 × 4,907.41
  4. Step 4: Simplify right side
    5,292.87x = 38,771,728.82
  5. Step 5: Solve for x
    x = 38,771,728.82/5,292.87
  6. Step 6: Final answer
    x = 7,325.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.