Home / 1,652.85-2,280.79-944.55

Finding the Fourth Proportional to 1,652.85, 2,280.79 and 944.55

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Solution

The fourth proportional to 1,652.85, 2,280.79 and 944.55 is: 1,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.85 : 2,280.79 = 944.55 : x
  2. Step 2: Convert to fraction form
    1,652.85/2,280.79 = 944.55/x
  3. Step 3: Cross multiply
    1,652.85x = 2,280.79 × 944.55
  4. Step 4: Simplify right side
    1,652.85x = 2,154,322.48
  5. Step 5: Solve for x
    x = 2,154,322.48/1,652.85
  6. Step 6: Final answer
    x = 1,303.40

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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.