Home / 1,302.56-1,953.72-533

Finding the Fourth Proportional to 1,302.56, 1,953.72 and 533

Calculator

Solution

The fourth proportional to 1,302.56, 1,953.72 and 533 is: 799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302.56 : 1,953.72 = 533 : x
  2. Step 2: Convert to fraction form
    1,302.56/1,953.72 = 533/x
  3. Step 3: Cross multiply
    1,302.56x = 1,953.72 × 533
  4. Step 4: Simplify right side
    1,302.56x = 1,041,332.76
  5. Step 5: Solve for x
    x = 1,041,332.76/1,302.56
  6. Step 6: Final answer
    x = 799.45

Related Problems

Find fourth proportional to 651.28, 976.86 and 266.50
Half scale
Find fourth proportional to 2,605.12, 3,907.44 and 1,066
Double scale
Find fourth proportional to 1,303.56, 1,955.22 and 534
Similar ratio
Find fourth proportional to 1,953.84, 2,930.58 and 799.50
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.