Home / 3,437.02-5,151.30-1,585.63

Finding the Fourth Proportional to 3,437.02, 5,151.30 and 1,585.63

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Solution

The fourth proportional to 3,437.02, 5,151.30 and 1,585.63 is: 2,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.02 : 5,151.30 = 1,585.63 : x
  2. Step 2: Convert to fraction form
    3,437.02/5,151.30 = 1,585.63/x
  3. Step 3: Cross multiply
    3,437.02x = 5,151.30 × 1,585.63
  4. Step 4: Simplify right side
    3,437.02x = 8,168,055.82
  5. Step 5: Solve for x
    x = 8,168,055.82/3,437.02
  6. Step 6: Final answer
    x = 2,376.49

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.