Home / 1,746.37-2,407.75-1,430.47

Finding the Fourth Proportional to 1,746.37, 2,407.75 and 1,430.47

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Solution

The fourth proportional to 1,746.37, 2,407.75 and 1,430.47 is: 1,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.37 : 2,407.75 = 1,430.47 : x
  2. Step 2: Convert to fraction form
    1,746.37/2,407.75 = 1,430.47/x
  3. Step 3: Cross multiply
    1,746.37x = 2,407.75 × 1,430.47
  4. Step 4: Simplify right side
    1,746.37x = 3,444,214.14
  5. Step 5: Solve for x
    x = 3,444,214.14/1,746.37
  6. Step 6: Final answer
    x = 1,972.21

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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.