Home / 2,124.30-2,924.58-1,675.35

Finding the Fourth Proportional to 2,124.30, 2,924.58 and 1,675.35

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Solution

The fourth proportional to 2,124.30, 2,924.58 and 1,675.35 is: 2,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.30 : 2,924.58 = 1,675.35 : x
  2. Step 2: Convert to fraction form
    2,124.30/2,924.58 = 1,675.35/x
  3. Step 3: Cross multiply
    2,124.30x = 2,924.58 × 1,675.35
  4. Step 4: Simplify right side
    2,124.30x = 4,899,695.10
  5. Step 5: Solve for x
    x = 4,899,695.10/2,124.30
  6. Step 6: Final answer
    x = 2,306.50

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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.