Home / 1,653.11-2,280.36-1,023.23

Finding the Fourth Proportional to 1,653.11, 2,280.36 and 1,023.23

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Solution

The fourth proportional to 1,653.11, 2,280.36 and 1,023.23 is: 1,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653.11 : 2,280.36 = 1,023.23 : x
  2. Step 2: Convert to fraction form
    1,653.11/2,280.36 = 1,023.23/x
  3. Step 3: Cross multiply
    1,653.11x = 2,280.36 × 1,023.23
  4. Step 4: Simplify right side
    1,653.11x = 2,333,332.76
  5. Step 5: Solve for x
    x = 2,333,332.76/1,653.11
  6. Step 6: Final answer
    x = 1,411.48

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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.