Home / 1,477.24-2,036.64-1,010.68

Finding the Fourth Proportional to 1,477.24, 2,036.64 and 1,010.68

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Solution

The fourth proportional to 1,477.24, 2,036.64 and 1,010.68 is: 1,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.24 : 2,036.64 = 1,010.68 : x
  2. Step 2: Convert to fraction form
    1,477.24/2,036.64 = 1,010.68/x
  3. Step 3: Cross multiply
    1,477.24x = 2,036.64 × 1,010.68
  4. Step 4: Simplify right side
    1,477.24x = 2,058,391.32
  5. Step 5: Solve for x
    x = 2,058,391.32/1,477.24
  6. Step 6: Final answer
    x = 1,393.40

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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.