Home / 1,566.02-2,160.36-1,069.36

Finding the Fourth Proportional to 1,566.02, 2,160.36 and 1,069.36

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Solution

The fourth proportional to 1,566.02, 2,160.36 and 1,069.36 is: 1,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.02 : 2,160.36 = 1,069.36 : x
  2. Step 2: Convert to fraction form
    1,566.02/2,160.36 = 1,069.36/x
  3. Step 3: Cross multiply
    1,566.02x = 2,160.36 × 1,069.36
  4. Step 4: Simplify right side
    1,566.02x = 2,310,197.17
  5. Step 5: Solve for x
    x = 2,310,197.17/1,566.02
  6. Step 6: Final answer
    x = 1,475.20

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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.