Home / 2,095.40-2,888.28-1,845.12

Finding the Fourth Proportional to 2,095.40, 2,888.28 and 1,845.12

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Solution

The fourth proportional to 2,095.40, 2,888.28 and 1,845.12 is: 2,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.40 : 2,888.28 = 1,845.12 : x
  2. Step 2: Convert to fraction form
    2,095.40/2,888.28 = 1,845.12/x
  3. Step 3: Cross multiply
    2,095.40x = 2,888.28 × 1,845.12
  4. Step 4: Simplify right side
    2,095.40x = 5,329,223.19
  5. Step 5: Solve for x
    x = 5,329,223.19/2,095.40
  6. Step 6: Final answer
    x = 2,543.30

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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.