Home / 3,447.10-4,756.98-1,955.08

Finding the Fourth Proportional to 3,447.10, 4,756.98 and 1,955.08

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Solution

The fourth proportional to 3,447.10, 4,756.98 and 1,955.08 is: 2,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.10 : 4,756.98 = 1,955.08 : x
  2. Step 2: Convert to fraction form
    3,447.10/4,756.98 = 1,955.08/x
  3. Step 3: Cross multiply
    3,447.10x = 4,756.98 × 1,955.08
  4. Step 4: Simplify right side
    3,447.10x = 9,300,276.46
  5. Step 5: Solve for x
    x = 9,300,276.46/3,447.10
  6. Step 6: Final answer
    x = 2,698.00

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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.