Home / 1,862.39-2,569.93-1,154.45

Finding the Fourth Proportional to 1,862.39, 2,569.93 and 1,154.45

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Solution

The fourth proportional to 1,862.39, 2,569.93 and 1,154.45 is: 1,593.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.39 : 2,569.93 = 1,154.45 : x
  2. Step 2: Convert to fraction form
    1,862.39/2,569.93 = 1,154.45/x
  3. Step 3: Cross multiply
    1,862.39x = 2,569.93 × 1,154.45
  4. Step 4: Simplify right side
    1,862.39x = 2,966,859.23
  5. Step 5: Solve for x
    x = 2,966,859.23/1,862.39
  6. Step 6: Final answer
    x = 1,593.04

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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.