Home / 4,077.90-6,117.57-1,303.74

Finding the Fourth Proportional to 4,077.90, 6,117.57 and 1,303.74

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Solution

The fourth proportional to 4,077.90, 6,117.57 and 1,303.74 is: 1,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.90 : 6,117.57 = 1,303.74 : x
  2. Step 2: Convert to fraction form
    4,077.90/6,117.57 = 1,303.74/x
  3. Step 3: Cross multiply
    4,077.90x = 6,117.57 × 1,303.74
  4. Step 4: Simplify right side
    4,077.90x = 7,975,720.71
  5. Step 5: Solve for x
    x = 7,975,720.71/4,077.90
  6. Step 6: Final answer
    x = 1,955.84

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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.