Home / 1,055.07-1,574.26-1,048.95

Finding the Fourth Proportional to 1,055.07, 1,574.26 and 1,048.95

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Solution

The fourth proportional to 1,055.07, 1,574.26 and 1,048.95 is: 1,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055.07 : 1,574.26 = 1,048.95 : x
  2. Step 2: Convert to fraction form
    1,055.07/1,574.26 = 1,048.95/x
  3. Step 3: Cross multiply
    1,055.07x = 1,574.26 × 1,048.95
  4. Step 4: Simplify right side
    1,055.07x = 1,651,317.40
  5. Step 5: Solve for x
    x = 1,651,317.40/1,055.07
  6. Step 6: Final answer
    x = 1,565.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.