Home / 4,607.06-6,909.51-1,319.54

Finding the Fourth Proportional to 4,607.06, 6,909.51 and 1,319.54

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Solution

The fourth proportional to 4,607.06, 6,909.51 and 1,319.54 is: 1,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.06 : 6,909.51 = 1,319.54 : x
  2. Step 2: Convert to fraction form
    4,607.06/6,909.51 = 1,319.54/x
  3. Step 3: Cross multiply
    4,607.06x = 6,909.51 × 1,319.54
  4. Step 4: Simplify right side
    4,607.06x = 9,117,374.83
  5. Step 5: Solve for x
    x = 9,117,374.83/4,607.06
  6. Step 6: Final answer
    x = 1,979.00

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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.