Home / 1,758.11-2,423.93-1,364.45

Finding the Fourth Proportional to 1,758.11, 2,423.93 and 1,364.45

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Solution

The fourth proportional to 1,758.11, 2,423.93 and 1,364.45 is: 1,881.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.11 : 2,423.93 = 1,364.45 : x
  2. Step 2: Convert to fraction form
    1,758.11/2,423.93 = 1,364.45/x
  3. Step 3: Cross multiply
    1,758.11x = 2,423.93 × 1,364.45
  4. Step 4: Simplify right side
    1,758.11x = 3,307,312.35
  5. Step 5: Solve for x
    x = 3,307,312.35/1,758.11
  6. Step 6: Final answer
    x = 1,881.18

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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.