Home / 5,657.02-7,801.58-3,532.74

Finding the Fourth Proportional to 5,657.02, 7,801.58 and 3,532.74

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Solution

The fourth proportional to 5,657.02, 7,801.58 and 3,532.74 is: 4,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.02 : 7,801.58 = 3,532.74 : x
  2. Step 2: Convert to fraction form
    5,657.02/7,801.58 = 3,532.74/x
  3. Step 3: Cross multiply
    5,657.02x = 7,801.58 × 3,532.74
  4. Step 4: Simplify right side
    5,657.02x = 27,560,953.73
  5. Step 5: Solve for x
    x = 27,560,953.73/5,657.02
  6. Step 6: Final answer
    x = 4,871.99

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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.