Home / 1,495.83-2,064.80-1,285.16

Finding the Fourth Proportional to 1,495.83, 2,064.80 and 1,285.16

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Solution

The fourth proportional to 1,495.83, 2,064.80 and 1,285.16 is: 1,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.83 : 2,064.80 = 1,285.16 : x
  2. Step 2: Convert to fraction form
    1,495.83/2,064.80 = 1,285.16/x
  3. Step 3: Cross multiply
    1,495.83x = 2,064.80 × 1,285.16
  4. Step 4: Simplify right side
    1,495.83x = 2,653,606.74
  5. Step 5: Solve for x
    x = 2,653,606.74/1,495.83
  6. Step 6: Final answer
    x = 1,774.00

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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.