Home / 5,303.17-7,954.91-1,407.58

Finding the Fourth Proportional to 5,303.17, 7,954.91 and 1,407.58

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Solution

The fourth proportional to 5,303.17, 7,954.91 and 1,407.58 is: 2,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.17 : 7,954.91 = 1,407.58 : x
  2. Step 2: Convert to fraction form
    5,303.17/7,954.91 = 1,407.58/x
  3. Step 3: Cross multiply
    5,303.17x = 7,954.91 × 1,407.58
  4. Step 4: Simplify right side
    5,303.17x = 11,197,172.22
  5. Step 5: Solve for x
    x = 11,197,172.22/5,303.17
  6. Step 6: Final answer
    x = 2,111.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.