Home / 1,782.81-2,460.06-1,036.92

Finding the Fourth Proportional to 1,782.81, 2,460.06 and 1,036.92

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Solution

The fourth proportional to 1,782.81, 2,460.06 and 1,036.92 is: 1,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782.81 : 2,460.06 = 1,036.92 : x
  2. Step 2: Convert to fraction form
    1,782.81/2,460.06 = 1,036.92/x
  3. Step 3: Cross multiply
    1,782.81x = 2,460.06 × 1,036.92
  4. Step 4: Simplify right side
    1,782.81x = 2,550,885.42
  5. Step 5: Solve for x
    x = 2,550,885.42/1,782.81
  6. Step 6: Final answer
    x = 1,430.82

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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.