Home / 1,516.02-2,272.70-1,258.16

Finding the Fourth Proportional to 1,516.02, 2,272.70 and 1,258.16

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Solution

The fourth proportional to 1,516.02, 2,272.70 and 1,258.16 is: 1,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.02 : 2,272.70 = 1,258.16 : x
  2. Step 2: Convert to fraction form
    1,516.02/2,272.70 = 1,258.16/x
  3. Step 3: Cross multiply
    1,516.02x = 2,272.70 × 1,258.16
  4. Step 4: Simplify right side
    1,516.02x = 2,859,420.23
  5. Step 5: Solve for x
    x = 2,859,420.23/1,516.02
  6. Step 6: Final answer
    x = 1,886.14

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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.