Home / 1,684.13-2,325.18-1,095.53

Finding the Fourth Proportional to 1,684.13, 2,325.18 and 1,095.53

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Solution

The fourth proportional to 1,684.13, 2,325.18 and 1,095.53 is: 1,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.13 : 2,325.18 = 1,095.53 : x
  2. Step 2: Convert to fraction form
    1,684.13/2,325.18 = 1,095.53/x
  3. Step 3: Cross multiply
    1,684.13x = 2,325.18 × 1,095.53
  4. Step 4: Simplify right side
    1,684.13x = 2,547,292.82
  5. Step 5: Solve for x
    x = 2,547,292.82/1,684.13
  6. Step 6: Final answer
    x = 1,512.53

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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.