Home / 6,955.02-10,423.49-5,305.50

Finding the Fourth Proportional to 6,955.02, 10,423.49 and 5,305.50

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Solution

The fourth proportional to 6,955.02, 10,423.49 and 5,305.50 is: 7,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.02 : 10,423.49 = 5,305.50 : x
  2. Step 2: Convert to fraction form
    6,955.02/10,423.49 = 5,305.50/x
  3. Step 3: Cross multiply
    6,955.02x = 10,423.49 × 5,305.50
  4. Step 4: Simplify right side
    6,955.02x = 55,301,826.20
  5. Step 5: Solve for x
    x = 55,301,826.20/6,955.02
  6. Step 6: Final answer
    x = 7,951.35

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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.