Home / 1,532.76-2,115.26-834.16

Finding the Fourth Proportional to 1,532.76, 2,115.26 and 834.16

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Solution

The fourth proportional to 1,532.76, 2,115.26 and 834.16 is: 1,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.76 : 2,115.26 = 834.16 : x
  2. Step 2: Convert to fraction form
    1,532.76/2,115.26 = 834.16/x
  3. Step 3: Cross multiply
    1,532.76x = 2,115.26 × 834.16
  4. Step 4: Simplify right side
    1,532.76x = 1,764,465.28
  5. Step 5: Solve for x
    x = 1,764,465.28/1,532.76
  6. Step 6: Final answer
    x = 1,151.17

Related Problems

Find fourth proportional to 766.38, 1,057.63 and 417.08
Half scale
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Double scale
Find fourth proportional to 1,533.76, 2,116.64 and 835.16
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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.