Home / 1,541.54-2,312.23-1,370.18

Finding the Fourth Proportional to 1,541.54, 2,312.23 and 1,370.18

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Solution

The fourth proportional to 1,541.54, 2,312.23 and 1,370.18 is: 2,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.54 : 2,312.23 = 1,370.18 : x
  2. Step 2: Convert to fraction form
    1,541.54/2,312.23 = 1,370.18/x
  3. Step 3: Cross multiply
    1,541.54x = 2,312.23 × 1,370.18
  4. Step 4: Simplify right side
    1,541.54x = 3,168,156.31
  5. Step 5: Solve for x
    x = 3,168,156.31/1,541.54
  6. Step 6: Final answer
    x = 2,055.19

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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.