Home / 1,756.04-2,423.28-970.12

Finding the Fourth Proportional to 1,756.04, 2,423.28 and 970.12

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Solution

The fourth proportional to 1,756.04, 2,423.28 and 970.12 is: 1,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.04 : 2,423.28 = 970.12 : x
  2. Step 2: Convert to fraction form
    1,756.04/2,423.28 = 970.12/x
  3. Step 3: Cross multiply
    1,756.04x = 2,423.28 × 970.12
  4. Step 4: Simplify right side
    1,756.04x = 2,350,872.39
  5. Step 5: Solve for x
    x = 2,350,872.39/1,756.04
  6. Step 6: Final answer
    x = 1,338.74

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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.