Home / 2,307.53-3,184.43-1,259.60

Finding the Fourth Proportional to 2,307.53, 3,184.43 and 1,259.60

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Solution

The fourth proportional to 2,307.53, 3,184.43 and 1,259.60 is: 1,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.53 : 3,184.43 = 1,259.60 : x
  2. Step 2: Convert to fraction form
    2,307.53/3,184.43 = 1,259.60/x
  3. Step 3: Cross multiply
    2,307.53x = 3,184.43 × 1,259.60
  4. Step 4: Simplify right side
    2,307.53x = 4,011,085.81
  5. Step 5: Solve for x
    x = 4,011,085.81/2,307.53
  6. Step 6: Final answer
    x = 1,738.26

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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.