Home / 1,738.53-2,398.20-1,030.13

Finding the Fourth Proportional to 1,738.53, 2,398.20 and 1,030.13

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Solution

The fourth proportional to 1,738.53, 2,398.20 and 1,030.13 is: 1,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.53 : 2,398.20 = 1,030.13 : x
  2. Step 2: Convert to fraction form
    1,738.53/2,398.20 = 1,030.13/x
  3. Step 3: Cross multiply
    1,738.53x = 2,398.20 × 1,030.13
  4. Step 4: Simplify right side
    1,738.53x = 2,470,445.78
  5. Step 5: Solve for x
    x = 2,470,445.78/1,738.53
  6. Step 6: Final answer
    x = 1,421.00

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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.