Home / 1,027.09-1,417.34-607.35

Finding the Fourth Proportional to 1,027.09, 1,417.34 and 607.35

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Solution

The fourth proportional to 1,027.09, 1,417.34 and 607.35 is: 838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.09 : 1,417.34 = 607.35 : x
  2. Step 2: Convert to fraction form
    1,027.09/1,417.34 = 607.35/x
  3. Step 3: Cross multiply
    1,027.09x = 1,417.34 × 607.35
  4. Step 4: Simplify right side
    1,027.09x = 860,816.04
  5. Step 5: Solve for x
    x = 860,816.04/1,027.09
  6. Step 6: Final answer
    x = 838.11

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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.