Home / 2,124.70-2,925.93-1,732.66

Finding the Fourth Proportional to 2,124.70, 2,925.93 and 1,732.66

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Solution

The fourth proportional to 2,124.70, 2,925.93 and 1,732.66 is: 2,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.70 : 2,925.93 = 1,732.66 : x
  2. Step 2: Convert to fraction form
    2,124.70/2,925.93 = 1,732.66/x
  3. Step 3: Cross multiply
    2,124.70x = 2,925.93 × 1,732.66
  4. Step 4: Simplify right side
    2,124.70x = 5,069,641.87
  5. Step 5: Solve for x
    x = 5,069,641.87/2,124.70
  6. Step 6: Final answer
    x = 2,386.05

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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.