Home / 1,752.39-2,417.45-1,162.17

Finding the Fourth Proportional to 1,752.39, 2,417.45 and 1,162.17

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Solution

The fourth proportional to 1,752.39, 2,417.45 and 1,162.17 is: 1,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.39 : 2,417.45 = 1,162.17 : x
  2. Step 2: Convert to fraction form
    1,752.39/2,417.45 = 1,162.17/x
  3. Step 3: Cross multiply
    1,752.39x = 2,417.45 × 1,162.17
  4. Step 4: Simplify right side
    1,752.39x = 2,809,482.06
  5. Step 5: Solve for x
    x = 2,809,482.06/1,752.39
  6. Step 6: Final answer
    x = 1,603.23

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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.