Home / 1,746.12-2,407.41-1,430.22

Finding the Fourth Proportional to 1,746.12, 2,407.41 and 1,430.22

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Solution

The fourth proportional to 1,746.12, 2,407.41 and 1,430.22 is: 1,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.12 : 2,407.41 = 1,430.22 : x
  2. Step 2: Convert to fraction form
    1,746.12/2,407.41 = 1,430.22/x
  3. Step 3: Cross multiply
    1,746.12x = 2,407.41 × 1,430.22
  4. Step 4: Simplify right side
    1,746.12x = 3,443,125.93
  5. Step 5: Solve for x
    x = 3,443,125.93/1,746.12
  6. Step 6: Final answer
    x = 1,971.87

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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.