Home / 3,528.98-4,870.02-1,957.07

Finding the Fourth Proportional to 3,528.98, 4,870.02 and 1,957.07

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Solution

The fourth proportional to 3,528.98, 4,870.02 and 1,957.07 is: 2,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.98 : 4,870.02 = 1,957.07 : x
  2. Step 2: Convert to fraction form
    3,528.98/4,870.02 = 1,957.07/x
  3. Step 3: Cross multiply
    3,528.98x = 4,870.02 × 1,957.07
  4. Step 4: Simplify right side
    3,528.98x = 9,530,970.04
  5. Step 5: Solve for x
    x = 9,530,970.04/3,528.98
  6. Step 6: Final answer
    x = 2,700.77

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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.