Home / 4,868.93-7,303.65-1,581.78

Finding the Fourth Proportional to 4,868.93, 7,303.65 and 1,581.78

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Solution

The fourth proportional to 4,868.93, 7,303.65 and 1,581.78 is: 2,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.93 : 7,303.65 = 1,581.78 : x
  2. Step 2: Convert to fraction form
    4,868.93/7,303.65 = 1,581.78/x
  3. Step 3: Cross multiply
    4,868.93x = 7,303.65 × 1,581.78
  4. Step 4: Simplify right side
    4,868.93x = 11,552,767.50
  5. Step 5: Solve for x
    x = 11,552,767.50/4,868.93
  6. Step 6: Final answer
    x = 2,372.75

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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.