Home / 1,666.02-2,298.63-1,036.35

Finding the Fourth Proportional to 1,666.02, 2,298.63 and 1,036.35

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Solution

The fourth proportional to 1,666.02, 2,298.63 and 1,036.35 is: 1,429.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.02 : 2,298.63 = 1,036.35 : x
  2. Step 2: Convert to fraction form
    1,666.02/2,298.63 = 1,036.35/x
  3. Step 3: Cross multiply
    1,666.02x = 2,298.63 × 1,036.35
  4. Step 4: Simplify right side
    1,666.02x = 2,382,185.20
  5. Step 5: Solve for x
    x = 2,382,185.20/1,666.02
  6. Step 6: Final answer
    x = 1,429.87

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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.