Home / 5,076.02-7,610.45-1,953.40

Finding the Fourth Proportional to 5,076.02, 7,610.45 and 1,953.40

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Solution

The fourth proportional to 5,076.02, 7,610.45 and 1,953.40 is: 2,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.02 : 7,610.45 = 1,953.40 : x
  2. Step 2: Convert to fraction form
    5,076.02/7,610.45 = 1,953.40/x
  3. Step 3: Cross multiply
    5,076.02x = 7,610.45 × 1,953.40
  4. Step 4: Simplify right side
    5,076.02x = 14,866,224.24
  5. Step 5: Solve for x
    x = 14,866,224.24/5,076.02
  6. Step 6: Final answer
    x = 2,928.72

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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.